共 7 条
[1]
BAILEY FN, 1961, 100 U MICH TECH REP
[2]
Bogoliubov N. N., 1961, ASYMPTOTIC METHODS T
[3]
CUNNINGHAM WJ, 1958, INTRODUCTION NONLINE
[4]
KAPLAN W, 1958, ORDINARY DIFFERENTIA
[5]
KRYLOV N, 1943, INTRODUCTION NONLINE
[6]
MINORSKY N, 1947, INTRODUCTION NONLINE
[7]
Stoker J.J., 1950, NONLINEAR VIBRATIONS, V2