DETAILED OBSERVATIONS OF NGC-4151 WITH IUE-I LOW DISPERSION DATA UP TO 1979 JANUARY
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 196:3 (1981) 857-887
H-2 EMISSION IN THE EUV SPECTRUM OF T-TAURI AND BURNHAMS NEBULA
NATURE 290:5801 (1981) 34-36
OBSERVATIONS OF THE LIMB SOLAR-FLARE ON 1980 APRIL 30 WITH THE SMM X-RAY POLYCHROMATOR
ASTROPHYSICAL JOURNAL 244:3 (1981) L147-&
RESONANT EXCITATION OF MOTION PERPENDICULAR TO GALACTIC PLANES
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 196:2 (1981) 455-467