A search for lepton flavour violation in Z0 decays
Physics Letters B 298:1-2 (1993) 247-256
Authors:
P Abreu, W Adam, T Adye, E Agasi, GD Alekseev, A Algeri, P Allen, S Almehed, SJ Alvsvaag, U Amaldi, EG Anassontzis, A Andreazza, P Antilogus, WD Apel, RJ Apsimon, B Åsman, JE Augustin, A Augustinus, P Baillon, P Bambade, F Barao, R Barate, G Barbiellini, DY Bardin, G Barker, A Baroncelli, O Barring, JA Barrio, W Bartl, MJ Bates, M Battaglia, M Baubillier, KH Becks, CJ Beeston, M Begalli, P Beilliere, Y Belokopytov, P Beltran, D Benedic, AC Benvenuti, M Berggren, D Bertrand, F Bianchi, MS Bilenky, P Billoir, J Bjarne, D Bloch, S Blyth, V Bocci, PN Bogolubov, T Bolognese, M Bonesini, W Bonivento, PSL Booth, P Borgeaud, G Borisov, H Borner, C Bosio, B Bostjancic, S Bosworth, O Botner, E Boudinov, B Bouquet, C Bourdarios, TJV Bowcock, M Bozzo, S Braibantc, P Branchini, KD Brand, RA Brenner, H Briand, C Bricman, RCA Brown, N Brummer, JM Brunet, L Bugge, T Buran, H Burmeister, JAMA Buytaert, M Caccia, M Calvi, AJ Camacho Rozas, R Campion, T Camporesi, V Canale, F Cao, F Carena, L Carroll, C Caso, MV Castillo Gimenez, A Cattai, FR Cavallo, L Cerrito, V Chabaud, A Chan, P Charpentier, L Chaussard, J Chauveau, P Checchia, GA ChelkovAbstract:
A search for lepton flavour violation through the decays Z0 → eμ, eτ and μτ was made with the DELPHI detector at LEP, using a sample corresponding to an integrated luminosity of 11.2 pb-1. The number of candidates was consistent with the estimated background. The upper limit on the branching ratio (at 95% confidence level) for Z0 → eμ was 3.2 × 10-5, for Z0 → eτ was 10.8 × 10-5 and for Z0 → μτ was 13.5 × 10-5. © 1993.Measurement of inclusive production of light meson resonances in hadronic decays of the Z0
Physics Letters B 298:1-2 (1993) 236-246
Authors:
P Abreu, W Adam, T Adye, E Agasi, GD Alekseev, A Algeri, P Allen, S Almehed, SJ Alvsvaag, U Amaldi, EG Anassontzis, A Andreazza, P Antilogus, WD Apel, RJ Apsimon, B Åsman, JE Augustin, A Augustinus, P Baillon, P Bambade, F Barao, R Barate, G Barbiellini, DY Bardin, G Barker, A Baroncelli, O Barring, JA Barrio, W Bartl, MJ Bates, M Battaglia, M Baubillier, KH Becks, CJ Beeston, M Begalli, P Beilliere, Y Belokopytov, P Beltran, D Benedic, AC Benvenuti, M Berggren, D Bertrand, F Bianchi, MS Bilenky, P Billior, J Bjarne, D Bloch, S Blyth, V Bocci, PN Bogolubov, T Bolognese, M Bonesini, W Bonivento, PSL Booth, P Borgeaud, G Borisov, H Borner, C Bosio, B Bostjancic, S Bosworth, O Botner, B Bouquet, C Bourdarion, TJV Bowcock, M Bozzo, S Braibant, P Branchini, KD Brand, RA Brenner, H Briand, C Bricman, RCA Brown, N Brummer, JM Brunet, L Bugge, T Buran, H Burmeister, JAMA Buytaert, M Caccia, M Calvi, AJ Camacho Rozas, R Campion, T Camporesi, V Canale, F Cao, F Carena, L Carroll, C Caso, MV Castillo Gimenez, A Cattai, FR Cavallo, L Cerrito, V Chabaud, A Chan, M Chapkin, L Chaussard, J Chauveau, P Checchia, GA Chelkov, L ChevalierAbstract:
A study of inclusive production of the meson resonances ρ0, K*0 (892), f{hook}0 (975) and f{hook}2 (1270) in hadronic decays of the Z0 is presented. The measured mean meson multiplicity per hadronic event is 0.83 ± 0.14 for the ρ0 0.64 ± 0.24 for the K*0 (892), 0.10 ± 0.04 for the f{hook}0 (975) in the momentum range p > 0.05pbeam (xp > 0.05) and 0.11 ± 0.05 for the f{hook}2 (1270) for xp > 0.1. These values and the corresponding differential cross sections ( 1 σhadr) dσ dxp for the vector mesons are in good agreement with the predictions of the JETSET 7.3 PS and HERWIG 5.4 models. The f{hook}2 (1270) production is overestimated by HERWIG but its xp-shape is correctly reproduced. The measured ratios of the production cross sections σ(f{hook}2(1270)) σ(ρ0) = 0.22 ± 0.08 and σ(f{hook}2(1270)) σ(f{hook}0(975)) = 3-1+7 for xp > 0.1 are consistent with the results obtained in hadronic reactions. © 1993.A MEASUREMENT OF THE TAU LIFETIME
PHYSICS LETTERS B 302:2-3 (1993) 356-368
Authors:
P ABREU, W ADAM, T ADYE, E AGASI, R ALEKSAN, GD ALEKSEEV, A ALGERI, P ALLEN, S ALMEHED, SJ ALVSVAAG, U AMALDI, EG ANASSONTZIS, A ANDREAZZA, P ANTILOGUS, WD APEL, RJ APSIMON, Y ARNOUD, B ASMAN, JE AUGUSTIN, A AUGUSTINUS, P BAILLON, P BAMBADE, F BARAO, R BARATE, G BARBIELLINI, DY BARDIN, GJ BARKER, A BARONCELLI, O BARRING, JA BARRIO, W BARTL, MJ BATES, M BATTAGLIA, M BAUBILLIER, KH BECKS, CJ BEESTON, M BEGALLI, P BEILLIERE, Y BELOKOPYTOV, P BELTRAN, D BENEDIC, AC BENVENUTI, M BERGGREN, D BERTRAND, F BIANCHI, MS BILENKY, P BILLOIR, J BJARNE, D BLOCH, S BLYTH, V BOCCI, PN BOGOLUBOV, T BOLOGNESE, M BONESINI, W BONIVENTO, PSL BOOTH, G BORISOV, H BORNER, C BOSIO, B BOSTJANCIC, S BOSWORTH, O BOTNER, B BOUQUET, C BOURDARIOS, TJV BOWCOCK, M BOZZO, S BRAIBANT, P BRANCHINI, KD BRAND, RA BRENNER, H BRIAND, C BRICMAN, RCA BROWN, N BRUMMER, JM BRUNET, L BUGGE, T BURAN, H BURMEISTER, JAMA BUYTAERT, M CACCIA, M CALVI, AJC ROZAS, R CAMPION, T CAMPORESI, V CANALE, F CAO, F CARENA, L CARROLL, MVC GIMENEZ, A CATTAI, FR CAVALLO, L CERRITO, V CHABAUD, A CHAN, P CHARPENTIER, L CHAUSSARD, J CHAUVEAU, P CHECCHIA, GA CHELKOV, L CHEVALIER, P CHLIAPNIKOV, V CHOROWICZ, JTM CHRIN, MP CLARA, P COLLINS, JL CONTRERAS, R CONTRI, E CORTINA, G COSME, F COUCHOT, HB CRAWLEY, D CRENNELL, G CROSETTI, M CROZON, JC MAESTRO, S CZELLAR, E DAHLJENSEN, B DALMAGNE, M DAM, G DAMGAARD, G DARBO, E DAUBIE, A DAUM, PD DAUNCEY, M DAVENPORT, P DAVID, J DAVIES, W DASILVA, C DEFOIX, P DELPIERRE, N DEMARIA, A DEANGELIS, H DEBOECK, W DEBOER, C DECLERCQ, MDMD LASO, N DEGROOT, C DELAVAISSIERE, B DELOTTO, A DEMIN, H DIJKSTRA, L DICIACCIO, F DJAMA, J DOLBEAU, M DONSZELMANN, K DOROBA, M DRACOS, J DREES, M DRIS, Y DUFOUR, F DUPONT, LO EEK, PAM EEROLA, R EHRET, T EKELOF, G EKSPONG, AE PEISERT, JP ENGEL, N ERSHAIDAT, D FASSOULIOTIS, M FEINDT, A FENYUK, MF ALONSO, A FERRER, TA FILIPPAS, A FIRESTONE, H FOETH, E FOKITIS, F FONTANELLI, KAJ FORBES, JL FOUSSET, S FRANCON, B FRANEK, P FRENKIEL, DC FRIES, AG FRODESEN, R FRUHWIRTH, F FULDAQUENZER, K FURNIVAL, H FURSTENAU, J FUSTER, D GAMBA, C GARCIA, J GARCIA, C GASPAR, U GASPARINI, P GAVILLET, EN GAZIS, JP GERBER, P GIACOMELLI, R GOKIELI, B GOLOB, VM GOLOVATYUK, JJGY CADENAS, A GOOBAR, G GOPAL, M GORSKI, V GRACCO, A GRANT, F GRARD, E GRAZIANI, G GROSDIDIER, E GROSS, P GROSSEWIESMANN, B GROSSETETE, S GUMENYUK, J GUY, U HAEDINGER, F HAHN, M HAHN, S HAIDER, Z HAJDUK, A HAKANSSON, A HALLGREN, K HAMACHER, GH DEMONCHENAULT, W HAO, FJ HARRIS, V HEDBERG, T HENKES, JJ HERNANDEZ, P HERQUET, H HERR, TL HESSING, I HIETANEN, CO HIGGINS, E HIGON, HJ HILKE, SD HODGSON, T HOFMOKL, R HOLMES, SO HOLMGREN, D HOLTHUIZEN, PF HONORE, JE HOOPER, M HOULDEN, J HRUBEC, K HUET, PO HULTH, K HULTQVIST, P IOANNOU, PS IVERSEN, JN JACKSON, P JALOCHA, G JARLSKOG, P JARRY, B JEANMARIE, EK JOHANSSON, D JOHNSON, M JONKER, L JONSSON, P JUILLOT, G KALKANIS, G KALMUS, F KAPUSTA, M KARLSSON, E KARVELAS, S KATSANEVAS, EC KATSOUFIS, R KERANEN, J KESTEMAN, BA KHOMENKO, NN KHOVANSKI, B KING, NJ KJAER, H KLEIN, A KLOVNING, P KLUIT, A KOCHMEHRIN, JH KOEHNE, B KOENE, P KOKKINIAS, M KORATZINOS, K KORCYL, AV KORYTOV, V KOSTIOUKHINE, C KOURKOUMELIS, O KOUZNETSOV, PH KRAMER, J KROLIKOWSKI, I KRONKVIST, U KRUENERMARQUIS, W KUCEWICZ, K KULKA, K KURVINEN, C LACASTA, C LAMBROPOULOS, JW LAMSA, L LANCERI, V LAPIN, JP LAUGIER, R LAUHAKANGAS, G LEDER, F LEDROIT, R LEITNER, Y LEMOIGNE, J LEMONNE, G LENZEN, V LEPELTIER, T LESIAK, JM LEVY, E LIEB, D LIKO, J LINDGREN, R LINDNER, A LIPNIACKA, I LIPPI, B LOERSTAD, M LOKAJICEK, JG LOKEN, A LOPEZFERNANDEZ, MAL AGUERA, M LOS, D LOUKAS, JJ LOZANO, P LUTZ, L LYONS, G MAEHLUM, J MAILLARD, A MAIO, A MALTEZOS, F MANDL, J MARCO, M MARGONI, JC MARIN, A MARKOU, T MARON, S MARTI, L MATHIS, F MATORRAS, C MATTEUZZI, G MATTHIAE, M MAZZUCATO, M MCCUBBIN, R MCKAY, R MCNULTY, G MEOLA, C MERONI, WT MEYER, M MICHELOTTO, I MIKULEC, L MIRABITO, WA MITAROFF, GV MITSELMAKHER, U MJOERNMARK, T MOA, R MOELLER, K MOENIG, MR MONGE, P MORETTINI, H MUELLER, WJ MURRAY, G MYATT, FL NAVARRIA, P NEGRI, BS NIELSEN, B NIJJHAR, V NIKOLAENKO, PES NILSEN, P NISS, V OBRAZTSOV, AG OLSHEVSKI, R ORAVA, A OSTANKOV, K OSTERBERG, A OURAOU, M PAGANONI, R PAIN, TD PAPADOPOULOU, L PAPE, F PARODI, A PASSERI, M PEGORARO, J PENNANEN, L PERALTA, H PERNEGGER, M PERNICKA, A PERROTTA, C PETRIDOU, A PETROLINI, TE PETTERSEN, F PIERRE, M PIMENTA, O PINGOT, S PLASZCZYNSKI, O PODOBRIN, ME POL, G POLOK, P POROPAT, P PRIVITERA, A PULLIA, D RADOJICIC, S RAGAZZI, H RAHMANI, PN RATOFF, AL READ, NG REDAELLI, M REGLER, D REID, PB RENTON, LK RESVANIS, F RICHARD, M RICHARDSON, J RIDKY, G RINAUDO, I RODITI, A ROMERO, I RONCAGLIOLO, P RONCHESE, C RONNQVIST, EI ROSENBERG, S ROSSI, U ROSSI, E ROSSO, P ROUDEAU, T ROVELLI, W RUCKSTUHL, V RUHLMANNKLEIDER, A RUIZ, A RYBIN, H SAARIKKO, Y SACQUIN, G SAJOT, J SALT, J SANCHEZ, M SANNINO, S SCHAEL, H SCHNEIDER, B SCHULZE, MAE SCHYNS, G SCIOLLA, F SCURI, AM SEGAR, A SEITZ, R SEKULIN, M SESSA, G SETTE, R SEUFERT, RC SHELLARD, I SICCAMA, P SIEGRIST, S SIMONETTI, F SIMONETTO, AN SISAKIAN, G SKJEVLING, G SMADJA, GR SMITH, R SOSNOWSKI, D SOUZASANTOS, TS SPASSOFF, E SPIRITI, S SQUARCIA, H STAECK, C STANESCU, S STAPNES, G STAVROPOULOS, F STICHELBAUT, A STOCCHI, J STRAUSS, J STRAVER, R STRUB, B STUGU, M SZCZEKOWSKI, M SZEPTYCKA, P SZYMANSKI, T TABARELLI, O TCHIKILEV, GE THEODOSIOU, A TILQUIN, J TIMMERMANS, VG TIMOFEEV, LG TKATCHEV, T TODOROV, DZ TOET, O TOKER, B TOME, E TORASSA, L TORTORA, D TREILLE, U TREVISAN, W TRISCHUK, G TRISTRAM, C TRONCON, A TSIROU, EN TSYGANOV, ML TURLUER, T TUUVA, IA TYAPKIN, M TYNDEL, S TZAMARIAS, S UEBERSCHAER, O ULLALAND, V UVAROV, G VALENTI, E VALLAZZA, JAV FERRER, C VANDERVELDE, GW VANAPELDOORN, P VANDAM, M VANDERHEIJDEN, WK VANDONINCK, P VAZ, G VEGNI, L VENTURA, W VENUS, F VERBEURE, M VERLATO, LS VERTOGRADOV, D VILANOVA, P VINCENT, L VITALE, E VLASOV, AS VODOPYANOV, M VOLLMER, G VOULGARIS, M VOUTILAINEN, V VRBA, H WAHLEN, C WALCK, F WALDNER, M WAYNE, A WEHR, M WEIERSTALL, P WEILHAMMER, J WERNER, AM WETHERELL, JH WICKENS, GR WILKINSON, WSC WILLIAMS, M WINTER, M WITEK, G WORMSER, K WOSCHNAGG, N YAMDAGNI, P YEPES, A ZAITSEV, A ZALEWSKA, P ZALEWSKI, D ZAVRTANIK, E ZEYGOLATAKOS, G ZHANG, NI ZIMIN, M ZITO, R ZUBERI, RZ FUNCHAL, G ZUMERLE, J ZUNIGAA STUDY OF B(0)-(B)OVER-BAR(0) MIXING USING SEMILEPTONIC DECAYS OF B-HADRONS PRODUCED FROM Z(0)
PHYSICS LETTERS B 301:1 (1993) 145-154
Authors:
P ABREU, W ADAM, T ADYE, E AGASI, R ALEKSAN, GD ALEKSEEV, A ALGERI, P ALLEN, S ALMEHED, SJ ALVSVAAG, U AMALDI, EG ANASSONTZIS, A ANDREAZZA, P ANTILOGUS, WD APEL, RJ APSIMON, Y ARNOUD, B ASMAN, JE AUGUSTIN, A AUGUSTINUS, P BAILLON, P BAMBADE, F BARAO, R BARATE, G BARBIELLINI, DY BARDIN, G BARKER, A BARONCELLI, O BARRING, JA BARRIO, W BARTL, MJ BATES, M BATTAGLIA, M BAUBILLIER, KH BECKS, CJ BEESTON, M BEGALLI, P BEILLIERE, Y BELOKOPYTOV, P BELTRAN, D BENEDIC, AC BENVENUTI, M BERGGREN, D BERTRAND, F BIANCHI, MS BILENKY, P BILLOIR, J BJARNE, D BLOCH, S BLYTH, V BOCCI, PN BOGOLUBOV, T BOLOGNESE, M BONESINI, W BONIVENTO, PSL BOOTH, G BORISOV, H BORNER, C BOSIO, B BOSTJANCIC, S BOSWORTH, O BOTNER, E BOUDINOV, B BOUQUET, C BOURDARIOS, TJV BOWCOCK, M BOZZO, S BRAIBANT, P BRANCHINI, KD BRAND, RA BRENNER, H BRIAND, C BRICMAN, RCA BROWN, N BRUMMER, JM BRUNET, L BUGGE, T BURAN, H BURMEISTER, JAMA BUYTAERT, M CACCIA, M CALVI, AJC ROZAS, R CAMPION, T CAMPORESI, V CANALE, F CAO, F CARENA, L CARROLL, C CASO, MVC GIMENEZ, A CATTAI, FR CAVALLO, L CERRITO, V CHABAUD, A CHAN, P CHARPENTIER, L CHAUSSARD, J CHAUVEAU, P CHECCHIA, GA CHELKOV, L CHEVALIER, P CHLIAPNIKOV, V CHOROWICZ, JTM CHRIN, MP CLARA, P COLLINS, JL CONTRERAS, R CONTRI, E CORTINA, G COSME, F COUCHOT, HB CRAWLEY, D CRENNELL, G CROSETTI, M CROZON, JC MAESTRO, S CZELLAR, E DAHLJENSEN, B DALMAGNE, M DAM, G DAMGAARD, G DARBO, E DAUBIE, A DAUM, PD DAUNCEY, M DAVENPORT, P DAVID, J DAVIES, W DASILVA, C DEFOIX, D DELIKARIS, S DELORME, P DELPIERRE, N DEMARIA, A DEANGELIS, H DEBOECK, W DEBOER, C DECLERCQ, MDMD LASO, N DEGROOT, C DELAVAISSIERE, B DELOTTO, A DEMIN, H DIJKSTRA, L DICIACCIO, F DJAMA, J DOLBEAU, M DONSZELMANN, K DOROBA, M DRACOS, J DREES, M DRIS, Y DUFOUR, F DUPONT, LO EEK, PAM EEROLA, R EHRET, T EKELOF, G EKSPONG, AE PEISERT, JP ENGEL, N ERSHAIDAT, D FASSOULIOTIS, M FEINDT, MF ALONSO, A FERRER, TA FILIPPAS, A FIRESTONE, H FOETH, E FOKITIS, F FONTANELLI, KAJ FORBES, JL FOUSSET, S FRANCON, B FRANEK, P FRENKIEL, DC FRIES, AG FRODESEN, R FRUHWIRTH, F FULDAQUENZER, K FURNIVAL, H FURSTENAU, J FUSTER, D GAMBA, C GARCIA, J GARCIA, C GASPAR, U GASPARINI, P GAVILLET, EN GAZIS, JP GERBER, P GIACOMELLI, R GOKIELI, B GOLOB, VM GOLOVATYUK, JJGY CADENAS, A GOOBAR, G GOPAL, M GORSKI, V GRACCO, A GRANT, F GRARD, E GRAZIANI, G GROSDIDIER, E GROSS, P GROSSEWIESMANN, B GROSSETETE, S GUMENYUK, J GUY, U HAEDINGER, F HAHN, M HAHN, S HAIDER, A HAKANSSON, A HALLGREN, K HAMACHER, GH DEMONCHENAULT, W HAO, FJ HARRIS, T HENKES, JJ HERNANDEZ, P HERQUET, H HERR, TL HESSING, I HIETANEN, CO HIGGINS, E HIGON, HJ HILKE, SD HODGSON, T HOFMOKL, R HOLMES, SO HOLMGREN, D HOLTHUIZEN, PF HONORE, JE HOOPER, M HOULDEN, J HRUBEC, K HUET, PO HULTH, K HULTQVIST, P IOANNOU, D ISENHOWER, PS IVERSEN, JN JACKSON, P JALOCHA, G JARLSKOG, P JARRY, B JEANMARIE, EK JOHANSSON, D JOHNSON, M JONKER, L JONSSON, P JUILLOT, G KALKANIS, G KALMUS, F KAPUSTA, M KARLSSON, E KARVELAS, S KATSANEVAS, EC KATSOUFIS, R KERANEN, J KESTEMAN, BA KHOMENKO, NN KHOVANSKI, B KING, NJ KJAER, H KLEIN, W KLEMPT, A KLOVNING, P KLUIT, A KOCHMEHRIN, JH KOEHNE, B KOENE, P KOKKINIAS, M KOPF, AV KORYTOV, V KOSTIOUKHINE, C KOURKOUMELIS, O KOUZNETSOV, PH KRAMER, J KROLIKOWSKI, I KRONKVIST, U KRUENERMARQUIS, W KRUPINSKI, K KULKA, K KURVINEN, C LACASTA, C LAMBROPOULOS, JW LAMSA, L LANCERI, V LAPIN, JP LAUGIER, R LAUHAKANGAS, G LEDER, F LEDROIT, R LEITNER, Y LEMOIGNE, J LEMONNE, G LENZEN, V LEPELTIER, T LESIAK, JM LEVY, E LIEB, D LIKO, J LINDGREN, R LINDNER, A LIPNIACKA, I LIPPI, B LOERSTAD, M LOKAJICEK, JG LOKEN, A LOPEZFERNANDEZ, MAL AGUERA, M LOS, D LOUKAS, JJ LOZANO, P LUTZ, L LYONS, G MAEHLUM, J MAILLARD, A MALTEZOS, F MANDL, J MARCO, M MARGONI, JC MARIN, A MARKOU, T MARON, S MARTI, L MATHIS, F MATORRAS, C MATTEUZZI, G MATTHIAE, M MAZZUCATO, M MCCUBBIN, R MCKAY, R MCNULTY, G MEOLA, C MERONI, WT MEYER, M MICHELOTTO, I MIKULEC, L MIRABITO, WA MITAROFF, GV MITSELMAKHER, U MJOERNMARK, T MOA, R MOELLER, K MOENIG, MR MONGE, P MORETTINI, H MUELLER, WJ MURRAY, B MURYN, G MYATT, FL NAVARRIA, P NEGRI, BS NIELSEN, B NIJJHAR, V NIKOLAENKO, PES NILSEN, P NISS, V OBRAZTSOV, AG OLSHEVSKI, R ORAVA, A OSTANKOV, K OSTERBERG, A OURAOU, M PAGANONI, R PAIN, H PALKA, TD PAPADOPOULOU, L PAPE, A PASSERI, M PEGORARO, J PENNANEN, V PEREVOZCHIKOV, H PERNEGGER, M PERNICKA, A PERROTTA, C PETRIDOU, A PETROLINI, L PETROVYKH, TE PETTERSEN, F PIERRE, M PIMENTA, O PINGOT, S PLASZCZYNSKI, ME POL, G POLOK, P POROPAT, P PRIVITERA, A PULLIA, D RADOJICIC, S RAGAZZI, H RAHMANI, PN RATOFF, AL READ, NG REDAELLI, M REGLER, D REID, PB RENTON, LK RESVANIS, F RICHARD, M RICHARDSON, J RIDKY, G RINAUDO, I RODITI, A ROMERO, I RONCAGLIOLO, P RONCHESE, C RONNQVIST, EI ROSENBERG, S ROSSI, U ROSSI, E ROSSO, P ROUDEAU, T ROVELLI, W RUCKSTUHL, V RUHLMANNKLEIDER, A RUIZ, K RYBICKI, H SAARIKKO, Y SACQUIN, G SAJOT, J SALT, J SANCHEZ, M SANNINO, S SCHAEL, H SCHNEIDER, B SCHULZE, MAE SCHYNS, G SCIOLLA, F SCURI, AM SEGAR, R SEKULIN, M SESSA, G SETTE, R SEUFERT, RC SHELLARD, I SICCAMA, P SIEGRIST, S SIMONETTI, F SIMONETTO, AN SISAKIAN, G SKJEVLING, G SMADJA, GR SMITH, R SOSNOWSKI, D SOUZASANTOS, TS SPASSOFF, E SPIRITI, S SQUARCIA, H STAECK, C STANESCU, S STAPNES, G STAVROPOULOS, F STICHELBAUT, A STOCCHI, J STRAUSS, J STRAVER, R STRUB, B STUGU, M SZCZEKOWSKI, M SZEPTYCKA, P SZYMANSKI, T TABARELLI, O TCHIKILEV, GE THEODOSIOU, A TILQUIN, J TIMMERMANS, VG TIMOFEEV, LG TKATCHEV, T TODOROV, DZ TOET, O TOKER, E TORASSA, L TORTORA, D TREILLE, U TREVISAN, W TRISCHUK, G TRISTRAM, C TRONCON, A TSIROU, EN TSYGANOV, M TURALA, ML TURLUER, T TUUVA, IA TYAPKIN, M TYNDEL, S TZAMARIAS, S UEBERSCHAER, O ULLALAND, V UVAROV, G VALENTI, E VALLAZZA, JAV FERRER, C VANDERVELDE, GW VANAPELDOORN, P VANDAM, M VANDERHEIJDEN, WK VANDONINCK, P VAZ, G VEGNI, L VENTURA, W VENUS, F VERBEURE, LS VERTOGRADOV, D VILANOVA, P VINCENT, L VITALE, E VLASOV, AS VODOPYANOV, M VOLLMER, G VOULGARIS, M VOUTILAINEN, V VRBA, H WAHLEN, C WALCK, F WALDNER, M WAYNE, A WEHR, M WEIERSTALL, P WEILHAMMER, J WERNER, AM WETHERELL, JH WICKENS, GR WILKINSON, WSC WILLIAMS, M WINTER, M WITEK, G WORMSER, K WOSCHNAGG, N YAMDAGNI, P YEPES, A ZAITSEV, A ZALEWSKA, P ZALEWSKI, D ZAVRTANIK, E ZEVGOLATAKOS, G ZHANG, NI ZIMIN, M ZITO, R ZUBERI, RZ FUNCHAL, G ZUMERLE, J ZUNIGALIMITS ON THE PRODUCTION OF SCALAR LEPTOQUARKS FROM Z(0) DECAYS AT LEP
PHYSICS LETTERS B 316:4 (1993) 620-630