共 5 条
[1]
ANDRONOW AA, 1949, THEORY OSCILLATIONS, pCH6
[2]
CARTWRIGHT ML, 1950, ANN MATH STUDIES, V20
[3]
CARTWRIGHT ML, 1948, J I ELEC ENG, V0095, P00088
[4]
MINORSKY N, 1947, NONLINEAR MECHANICS, P342
[5]
STOKER JJ, 1950, NONLINEAR VIBRATIONS, pCHB5