TY  - BOOK
AU  - Chetayev, N. G. 
AU  - Nadler,  Morton, Tr.
TI  - The srability of motion
U1  - 531.3 
PY  - 1961///
CY  - Oxford
PB  - Pergamon
KW  - Perturbation forces on equilibrium
N1  - Translation Of: Ustoichivost Dvizheniya
ER  -