BorzooeiRajab Ali, RezaeiGholam Reza, and JunYoung Bae. “Fuzzy Weak Filters of Sheffer Stroke Hilbert Algebras”. Annales Mathematicae Silesianae 37, no. 2 (July 26, 2023): 185-203. Accessed December 22, 2024. https://journals.us.edu.pl/index.php/AMSIL/article/view/15790.