Nil-Armendariz Rings and Upper Nilradicals. - Da Woon Jung 002; Nam Kyun Kim; Yang Lee; Sung Pil Yang (Int. J. Algebra Comput., 2012)

Ring properties related to symmetric rings. - Da Woon Jung 002; Tai Keun Kwak; Min Jung Lee; Yang Lee (Int. J. Algebra Comput., 2014)

Structure of insertion property by powers. - Jeoung Soo Cheon; Hai-Lan Jin; Da Woon Jung 002; Hong Kee Kim; Yang Lee; Sangwon Park; Sungju Ryu; Yeonsook Seo (Int. J. Algebra Comput., 2018)