TY  - BOOK
AU  - Musen, Peter
TI  - NASA Technical Note : MODIFIED HANSEN'S THEOEY AS APPLIED TO THE MOTION OF ARTFICIAL SATLLITES
PY  - 1960///
CY  - Washington, D.C.
PB  - NASA, 
KW  - Hansen's Theory
KW  - Artificial Satellites
N1  - Bound Vol. No.63671 contents TR15938-15946; Technical Note D-491-500
ER  -