共 11 条
- [1] Duggal K.L., 1996, MATH ITS APPL, V364
- [2] Duggal K.L., 2007, INT J MATH MATH SCI, V2007
- [3] Duggal K.L., 1990, INT J MATH MATH SCI, V13, P545, DOI DOI 10.1155/S0161171290000783
- [4] HAIDER S. M. K., 2010, INT J MATH ANAL, V4, P1899
- [5] Kupeli D.N., 1996, SINGULAR SEMIRIEMANN
- [6] SAHIN B, 2006, AN U VEST TIMIS MI, V44, P119
- [8] Takahashi T., 1969, TOHOKU MATH J, V21, P271, DOI DOI 10.2748/TMJ/1178242996
- [9] Yano K., 1984, STRUCTURES MANIFOLDS, V3
- [10] YILDIRIM C., 2009, TURKISH J MATH, V33, P1