- Pinar Aydogdu, Yang Lee, A. Cigdem Ozcan, “RINGS CLOSE TO SEMIREGULAR”, Journal of the Korean Mathematical Society, 49, № 3, 2012, 605
- A. N. Abyzov, A. A. Tuganbaev, “Submodules and direct summands”, J Math Sci, 164, № 1, 2010, 1
- A. A. Tuganbaev, “Modules with many direct summands”, J Math Sci, 152, № 2, 2008, 298
- A. A. Tuganbaev, “Rings over which all modules are semiregular”, J Math Sci, 154, № 2, 2008, 249
- Liuwen Li, Wenlin Zou, Ying Li, “Regularity of n-P-V-Rings and n-P-V’-Rings”, Axioms, 13, № 12, 2024, 863