GubareniN. M., DokuchaevM. A., and KirichenkoV. V. “Semiperfect Ipri-Rings and Right Bézout Rings”. Ukrains’kyi Matematychnyi Zhurnal 62, no. 5 (May 25, 2010): 612–624. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2892.