Space research : Vol. II : proceedings ; organized by the Committee on Space Research - COSPAR and Consiglio Nazionale delle Ricerche - International Space Science Symposium 1961 : Florence, Italy); Hulst, H. C. van de (Hendrik Christoffel), 1918-; COSPAR; Consiglio nazionale delle ricerche (Italy) (Amsterdam : North-Holland Pub. Co., 1961)
Includes Index.
Keywords: Cosmic physics -- Congresses; Geophysics -- Congresses; Space sciences -- Congresses