共 8 条
[1]
ADLER R, 1975, INTRO GENERAL RELATI
[2]
CLARK C, 1979, ELEMENTARY GENERAL R
[3]
Davis HT., 1962, INTRO NONLINEAR DIFF
[4]
Helmholtz H. L. F., 1895, SENSATIONS TONE
[5]
MAIN IG, 1978, VIBRATIONS WAVES PHY
[6]
McLachlan N.W., 1958, ORDINARY NONLINEAR D
[7]
Mickens R.E, 1981, NONLINEAR OSCIL
[8]
Nayfeh AH., 1973, PERTURBATION METHODS