Ganji Saffar, Batoul, Mona Aly Kologani, and Rajab Ali Borzooei. “\(n\)-Fold Filters of EQ-Algebras”. Bulletin of the Section of Logic 51, no. 4 (October 14, 2022): 455–486. Accessed May 2, 2024. https://www.czasopisma.uni.lodz.pl/bulletin/article/view/9595.