Hira Fatima, Jayantika Pal. “KURATOWSKI I-CONVERGENT DOUBLE SEQUENCES OF A CLOSED SETS ON INTUITIONISTIC FUZZY NORMED SPACE”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 11, no. 3, Jan. 2022, pp. 1964-76, doi:10.17762/turcomat.v11i3.11947.