COSPAR : Space Research

Space Research

Sāo Paulo, S. P. , Brazil - June 1974

Varna, Bulgaria - 29 May -7 June 1975

Proceedings of Open Meetings of Working Groups of the Sixteenth Plenary Meeting of COSPAR

XIII. Proceedings of Open Meetings of Working Groups on Physical Sciences of the Fifteenth Plenary Meeting of COSPAR MADRID, SPAIN, 10-24 May 1972

Proceedings of Open Meetings of Working Groups on Physical Sciences of the Fifteenth Plenary Meeting of COSPAR MADRID, SPAIN, 10-24 May 1972

Proceedings of Open Meetings of Working Groups on Physical Sciences of the Fifteenth Plenary Meeting of COSPAR