Atabaki, Motahareh, Mahta Bedrood, and Fereshteh Forouzesh. “A Study of a Special Semi Maximal Filters in BL−algebras”. Bulletin of the Section of Logic 55, no. 2 (May 22, 2026): 193–218. Accessed September 9, 2026. https://czasopisma.uni.lodz.pl/bulletin/article/view/26187.