1.
Khedr F, Sayed O. Generalized \(\delta-s\bigwedge _{ij}\)-sets in bitopological spaces. Malaya J. Mat. [Internet]. 2021 Jul. 1 [cited 2024 Nov. 23];9(03):141-7. Available from: https://www.malayajournal.org/index.php/mjm/article/view/69