Andika, Witri, Admi Nazra, and Monika Rianti Helmi. 2024. “SUATU KAJIAN TENTANG SOFT SET TERURUT LATTICE (LATTICE ORDERED SOFT SET)”. Jurnal Matematika UNAND 13 (4):287-95. https://doi.org/10.25077/jmua.13.4.287-295.2024.