YusufA. O., Chinenye Nworah, and IsyakuM. “ON THE STUDY OF CHAINS SOFT SETS, SOFT ORDERED SETS AND SOFT SEMILATTICES”. FUDMA JOURNAL OF SCIENCES 5, no. 4 (January 17, 2022): 44 - 48. Accessed April 29, 2024. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/779.