TY  - BOOK
AU  - Popov, Evgenii Pavlovich
AU  - Pal'Tov, N. P.
TI  - APPROXIMATE METHODS FOR ANALYZING NONLINEAR AUTOMATIC SYSTEMS
U1  - 629.8 
PY  - 1963///
CY  - Arlington, Va.
PB  - Armed Services Technical Information Agency
N1  - Unedited Rough Draft Translation Of The Russian : Priblizhenye Metody Issledovaniia Nelineinykhavtomaticheskikh Sistem
ER  -