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Study Week on Nuclei of Galaxies, April 13-18, 1970
Study Week on Nuclei of Galaxies
Bok Engelsk 1971
Stellar populations : proceedings of the conference sponsored by the Pontificial Academy of science and the Vatican Observatory, may 20-28, 957
edited by D.J.K. O'Connell, S.J.
Bok Engelsk 1958
The green flash and other low sun phenomena
by D.J.K. O'Connell ; with photographs (8...
Bok Engelsk 1958