共 21 条
- [1] Ashraf M., 1999, REND I MAT U TRIESTE, VXXXI, P25
- [2] Ashraf M., 2001, E W J MATH, V1, P87
- [3] Ashraf M., 2002, RESULTS MATH, V42, P3
- [4] Ashraf M., 2001, SE ASIAN B MATH, V25, P379
- [5] Asma M., 2005, SE ASIAN B MATH, V29, P669
- [7] SEMIPRIME RINGS WITH NILPOTENT DERIVATIVES [J]. CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 1981, 24 (04): : 415 - 421
- [8] Daif MN., 1992, INT J MATH MATH SCI, V15, P205, DOI [DOI 10.1155/S0161171292000255, 10.1155/S0161171292000255]
- [9] Herstein I. N., 1976, CHICAGO LECT MATH