SAEED, Muhammad; UL HAQ, Hafiz Inam; ALI, Mubashir. Extension of Double Frame Soft Set to Double Frame Hypersoft Set (DFSS to DFHSS). HyperSoft Set Methods in Engineering, [S. l.], v. 2, p. 18–27, 2024. DOI: 10.61356/j.hsse.2024.2293. Disponível em: https://sciencesforce.com/index.php/hsse/article/view/293.. Acesso em: 20 nov. 2024.