共 5 条
- [1] Chen B. - Y., 1990, GEOMETRY SLANT SUBMA
- [2] Duggal K. L., 2010, FRONTIERS MATH
- [3] Duggal K. L., 1996, Mathematics and its Applications, V364
- [4] Papaghiuc N., 1994, STIINT U AL I CUZ NM, V40, P55
- [5] Sahin B, 2009, INT ELECTRON J GEOM, V2, P41