Symposium in Applied Mathematics of the American Mathematical Society,, 9,, New York,, 1957
Orbit theory : proceedings of the Ninth Symposium... / editors Garrett Birkhoff and R. E. Langer . - Providence (RI) : American Mathematical Society, 1959 . - V, 195 p. : il . - (Proceedings of symposia in applied mathematics ; 9)



Satélites artificiais
Mecânica celeste
Movimento orbital

CDU 629.78