BalogunF., and SinghD. “SOME CHARACTERIZATIONS FOR THE DIMENSION OF ORDERED MULTISETS”. FUDMA JOURNAL OF SCIENCES 1, no. 1 (March 12, 2023): 84 - 87. Accessed December 19, 2024. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1225.