[1]
Team, S. 2020. Regularity of a Semigroup of Transformations with Restricted Range that Preserves an Equivalence Relation and a Cross-Section: Chollawat Pookpienlert, Preeyanuch Honyam, Jintana Sanwong. Thai Journal of Mathematics. 18, 2 (Jun. 2020), 819–830.