| 1.Xiaosong Sun, Xiankun Du, Dayan Liu, On the range of a Hadamard power of a positive semidefinite matrix，Linear Algebra and its Applications, Vol. 416, No.2-3, 868-871 (2006). 2.Xiankun Du, Junlin Wang, Generalized adjoint semigroups of a ring, Beitr?ge zur Algebra und Geometrie. Vol. 47, No. 1, 211-228 (2006). 3.Xiankun Du, Junlin Wang, Regular generalized adjoint semigroups of a ring, Beitr?ge zur Algebra und Geometrie. Vol. 47, No. 1, 229-247 (2006). 4.Xiankun Du, Chain conditions for modular right ideals and right adjoint ideals. Southeast Asian Bull. Math. 28 (2004), no. 5, 817--828. 5.Xiankun Du, The adjoint semigroup of a ring. Comm. Algebra 30 (2002), no. 9, 4507-4525. 6.Du, Xiankun, Left T-idempotence and left T-stability of semigroup rings. Comm. Algebra 29 (2001), no. 12, 5477-5497. |