Abed Muslim, leena, and Ali Hussein Battor. “New Type of Double Sequence of Fuzzy Numbers Defined on Double Orlicz Function”. Al-Qadisiyah Journal of Pure Science 25, no. 2 (March 30, 2020): Math.14-21. Accessed May 13, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/1068.