A study of graviational astigmatism compensation of large Cassegrain antennas
Keyword(s):
1987 ◽
Vol 134
(2)
◽
pp. 217
◽
1963 ◽
Vol 11
(2)
◽
pp. 198-199
◽
Keyword(s):
Keyword(s):
1980 ◽
Vol 127
(5)
◽
pp. 241
Keyword(s):