Mahmood, T. “CHARACTERIZATIONS OF H -HEMIREGULAR AND H -SEMISIMPLE HEMIRINGS BY INTERVAL VALUED ( , ) Q -FUZZY H -IDEALS”. The Nucleus 51, no. 1 (January 15, 2014): 19–27. Accessed May 6, 2024. http://thenucleuspak.org.pk/index.php/Nucleus/article/view/719.