References
- Badawi, A. (1997). On abelian π-regular rings. Commun. Algebra 25(4):1009–1021. DOI: 10.1080/00927879708825906.
- Berberian, S. K. (1972). Baer *-Rings. Grundlehren Math. Wiss., Vol. 195. Berlin-Heidelberg-New York: Springer-Verlag.
- Camillo, V. P., Yu, H. P. (1994). Exchange rings, units and idempotents. Commun. Algebra 22(12): 4737–4749. DOI: 10.1080/00927879408825098.
- Chen, H., Sheibani, M. (2017). Strongly 2-nil-clean rings. J. Algebra Appl. 16(9):1750178 (12 pages). DOI: 10.1142/S021949881750178X.
- Chen, J., Cui, J. (2013). Two questions of L. Vaš on *-clean rings. Bull. Aust. Math. Soc. 88(3):499–505. DOI: 10.1017/S0004972713000117.
- Cui, J., Yin, X. B. (2018). On π-regular rings with involution. Algebra Colloq. 25(3):509–518. DOI: 10.1142/S1005386718000342.
- Cui, J., Xia, G., Zhou, Y. (2018). Nil clean rings with involution, preprint.
- Danchev, P. V. (2016). Rings with Jacobson units. Toyama Math. J. 38:61–74.
- Danchev, P. V. (2017). On exchange π-UU unital rings. Toyama Math. J. 39:1–7.
- Han, J., Nicholson, W. K. (2001). Extensions of clean rings. Commun. Algebra 29(6):2589–2595. DOI: 10.1081/AGB-100002409.
- Koşan, T., Leroy, A., Matczuk, J. (2018). On UJ-rings. Commun. Algebra 46(5):2297–2303. DOI: 10.1080/00927872.2017.1388814.
- Koşan, T., Yildirim, T., Zhou, Y. (2019). Rings whose elements are the sum of a tripotent and an element from the Jacobson radical. Can. Math. Bull. DOI: 10.4153/S0008439519000092.
- Lam, T. Y. (2001). A First Course in Noncommutative Rings, 2nd ed. New York: Springer-Verlag.
- Levitzki, J. (1953). On the structure of algebraic algebras and related rings. Trans. Amer. Math. Soc. 74(3): 384–409. DOI: 10.2307/1990809.
- Li, C. N., Zhou, Y. (2011). On strongly *-clean rings. J. Algebra Appl. 10(6):1363–1370. DOI: 10.1142/S0219498811005221.
- Nicholson, W. K. (1976). Semiregular modules and rings. Can. J. Math. 28(5):1105–1120. DOI: 10.4153/CJM-1976-109-2.
- Nicholson, W. K. (1977). Lifting idempotents and exchange rings. Trans. Amer. Math. Soc. 229:269–278. DOI: 10.2307/1998510.
- Nicholson, W. K. (1999). Strongly clean rings and Fitting’s lemma. Commun. Algebra 27(8):3583–3592. DOI: 10.1080/00927879908826649.
- Nicholson, W. K., Zhou, Y. (2005). Clean general rings. J. Algebra 291(1):297–311. DOI: 10.1016/j.jalgebra.2005.01.020.
- Vas, L. (2010). *-clean rings; some clean and almost clean Baer *-rings and von Neumann algebras. J. Algebra 324(12):3388–3400.
- Ying, Z. L., Koşan, T., Zhou, Y. (2016). Rings in which every element is a sum of two tripotents. Can. Math. Bull. 59(3):661–672. DOI: 10.4153/CMB-2016-009-0.