共 7 条
[1]
Evtukhov V. M., 2003, MEM DIFFERENT EQUAT, V30, P153
[4]
Kiguradze I. T., 1993, MATH ITS APPL SOVIET, V89
[5]
KIRILLOVA L. A., 2005, NELTINFINFKOLIV, V8, p[18, 14]
[6]
Kirillova L. A., 2004, ASYMPTOTIC PROPERTIE, V228, P30
[7]
Seneta E., 1976, LECT NOTES MATH, V508