References of "Transactions of the International Astronomical Union. Series B, Proceedings of the general assembly"
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See detailFinal Session, 31 August 1967
Swings, Polydore ULg

in Transactions of the International Astronomical Union. Series B, Proceedings of the general assembly (1968), 13

Detailed reference viewed: 6 (2 ULg)
See detailExtra-Terrestrial Observations: Reports of national space-research programs 381
Swings, Polydore ULg

in Transactions of the International Astronomical Union. Series B, Proceedings of the general assembly (1962), 11

Detailed reference viewed: 2 (0 ULg)