K. Ya. Kondrat'ev, A. P. Galtsev, O. I. Smoktiy, E. V. Khrunov, “Visual colour estimates of twilight sky according to observations from the spacecraft “Soyuz-5””, Dokl. Akad. Nauk SSSR, 1970, Volume 191, Number 4,Pages <nobr>824

GEOPHYSICS

Visual colour estimates of twilight sky according to observations from the spacecraft “Soyuz-5”

K. Ya. Kondrat'ev, A. P. Galtsev, O. I. Smoktiy, E. V. Khrunov

Leningrad State University

UDC: 629.195:551.521

Received: 09.12.1969