共 15 条
[2]
[Anonymous], 2000, GEORGIAN MATH J
[3]
[Anonymous], 1988, J. Sov. Math., DOI DOI 10.1007/BF01100360
[4]
BELARBI A, 2005, ELECT J DIFFERENTIAL, P10
[5]
Belarbi A, 2008, ARCH MATH-BRNO, V44, P1
[7]
BRYKALOV SA, 1994, GEORGIAN MATH J, V1, P243
[8]
Denche M, 2000, ELECTRON J DIFFER EQ
[9]
Granas A., 2003, SPRINGER MG MATH
[10]
Infante G., 2008, COMMUN APPL ANAL, V12, P279