共 34 条
[3]
[Anonymous], AUST J MATH ANAL APP
[4]
[Anonymous], 2008, NONLINEAR STUD
[5]
[Anonymous], LIBERTAS MATH
[6]
[Anonymous], ISTANBUL U FEN FAK M
[7]
CHEUNG W.S., 2004, Aust. J. Math. Anal. Appl., V1
[10]
Graef J. R., 2007, ELECT J DIFFERENTIAL, V2007, P1