Determination and analysis of the orbit of Nimbus-1 Rocket, 1964-52 B:the semiannual variation in air density from June 1968 to August 1974
W.J.Boulton
- Boulton, W.J.
in:"Planetary and Space Science", Oxford, 33 (12) Dec. 1985, p.1417-1431
Sumário (Met.Geo.Abst.1987,p.80)