1. BAL, P.—DE, R.: On strongly star semi-compactness of topological spaces, Khayyam J. Math. 9 (2023), no. 1, 54–60.
2. BAL, P.: On the class of I-γ-open cover and -St-γ-open cover, Hacet. J. Math. Stat. 52 (2023), no. 3, 630–639.
3. BAL, P.—SARKAR, S.: On strongly star g-compactness of topological spaces, Tatra Mt. Math. Publ. 85 (2023), 89–100.
4. BAL, P.—RAKSHIT, D.: A Variation of the Class of Statistical γ-Covers, Topol. Algebra Appl. 11 (2023), no. 1, 20230101, 9 pp.
5. BAL, P.—BHOWMIK, S.: On R-Star-Lindelöf Spaces, Palest. J. Math. 6 (2017), no. 2, 480–486.