Deep optical imaging of the field of PC1643+4631A&B, I: Spatial distributions and the counts of faint galaxies
(1998)
Deep optical imaging of the field of PC1643+4631A&B, II: Estimating the colours and redshifts of faint galaxies
(1998)
Deep multicolour imaging of the field towards the quasar pair PC1643+463 A&B
(1998)
Deep multicolour imaging of the field towards the quasar pair PC1643+463 A&B
YOUNG UNIVERSE: GALAXY FORMATION AND EVOLUTION AT INTERMEDIATE AND HIGH REDSHIFT 146 (1998) 492-495