共 28 条
[1]
BUTUZOV VF, 1969, ASYMPTOTIC METHODS T
[2]
CARRIER GF, 1953, ADV APPL MECH, V3, P1
[3]
Cole J. D., 1968, PERTURBATION METHODS
[4]
ERDELYI A, 1964, ASYMPTOTIC SOLUTIONS, P211
[5]
FRAENKEL LE, 1969, PROC CAMB PHILOS S-M, V65, P209
[6]
FRIEDRICHS KO, 1949, P S APPL MATHS, V1, P188
[9]
HOPPENSTEADT F, 1971, COMM PURE APPL MATH, V24