Astronomy and Astrophysics
Publication date:
1981-01-01
Volume:
95
Pages:
240 -
243
Publisher:
EDP Sciences
Author:
Goossens, Marcel
Martens, L ; Gadeyne, L
Keywords:
Science & Technology, Physical Sciences, Astronomy & Astrophysics, 0201 Astronomical and Space Sciences, 5101 Astronomical sciences, 5107 Particle and high energy physics, 5109 Space sciences