9. Instruments and Techniques
Rösch, J., Nikonov, V. B., Babcock, H. W., Baum, W. A., Giovanelli, R. G., McGee, J. D., Meinel, A. B., Mel’nikov, O. A., Valniček, B.Volume:
14
Year:
1970
Journal:
Transactions of the International Astronomical Union
DOI:
10.1017/s0251107x0002349x
File:
PDF, 1.10 MB
1970