References
- Fuchs, L. (1973). Infinite Abelian Groups, Vol 2. New York; London: Academic Press.
- Fuchs, L., Halperin, I. (1964). On the imbedding of a regular ring in a regular ring with identity. Fund. Math. 54:285–290. DOI: 10.4064/fm-54-3-285-290.
- Glaz, S., Wickless, W. (1994). Regular and principal projective endomorphism rings of mixed Abelian groups. Commun. Algebra 22(4):1161–1176. DOI: 10.1080/00927879408824899.
- Goodearl, k. (1991). Regular Rings, 2nd ed. Malabar, FL: Kriger Publishing Company.
- Krylov, P. A., Tuganbaev, A. A., Tsarev, A. V. (2021). SP-groups and their endomorphism rings. J. Math. Sci. 256(3):299–340. DOI: 10.1007/s10958-021-05429-9.
- Lam, T. Y. (1999). Lectures on Modules and Rings. New York: Springer-Verlag.
- Momtahan, E. (2004). On ℵ0-injectivity. Commun. Algebra 32(10):3883–3896.
- Rangaswamy, K. M. (1974). Regular and Baer rings. Proc. Amer. Math. Soc. 42(2):354–358. DOI: 10.1090/S0002-9939-1974-0340326-8.