Das, Birojit, Baby Bhattacharya, Jayasree Chakaraborty, Sree Anusha Ganapathiraju, and Arnab Paul. 2019. “A New Type of Generalized Closed Set via γ-Open Set in a Fuzzy Bitopological Space”. Proyecciones (Antofagasta, On Line) 38 (3):511-36. https://doi.org/10.22199/issn.0717-6279-2019-03-0033.