00667nam0 2200229 450 00002295320090213113721.020090213d1962----km-y0itay50------baengUSy-------001yyNonlinear oscillationsby Nicholas MinorskyPrinceton (N. J.)D. Van Nostrandc1962XVIII, 714 p.24 cmNonlinear oscillations45796517.3819Minorsky,Nicholas49346ITUNIPARTHENOPE20090213RICAUNIMARC000022953216/12441NAVA2Nonlinear oscillations45796UNIPARTHENOPE