共 9 条
[1]
Bouarroudj S, 1998, INT MATH RES NOTICES, V1998, P25
[2]
Cohen P.B., 1997, Progress in Nonlinear Differential Equations and Their Applications, V26, P17
[4]
GARGOUBI H, 1996, INT RES MATH NOTES, V5
[9]
Zhelobenko D. P., 1989, ADV STUDIES CONT MAT, V33, P85