R. Asokan , O. Nethaji, A. Ponmalar. “On (1,2)^⋆-G ̆-Closed and Open Functions”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 14 (December 1, 2021): 5420–5425. Accessed May 6, 2024. https://turcomat.org/index.php/turkbilmat/article/view/11652.