Syamantak Das and Tanmoy Paul, On best simultaneous and best constrained approximation in Banach spaces. (communicated) arXiv link.

 Syamantak Das and Tanmoy Paul,  A study on $\mr{F}$-simultaneous approximative $\tau$-compactness property in Banach spaces. (to appear in Funct. Anal. Appl. ) arXiv link.

Syamantak Das and Tanmoy Paul,  Various aspects of approximative $\tau$-compactness in Banach spaces, Indian Journal of Pure and Applied Mathematics, 2024.

Syamantak Das and Tanmoy Paul, A study on various generalizations of generalized centers (GC) in Banach spaces, Optimization, 2024, 1–19.

Syamantak Das and Tanmoy Paul,  On property-(R1) and relative Chebyshev centers in Banach spaces—II, Quaestiones Mathematicae, 47(2), 2024, 461–476. 

Om Prakash,  Habibul Islam, and Syamantak Das, On cyclic codes with minimal generating sets over the ring $\mathbb{Z}_{p^k}$, Southeast Asian Bulletin of Mathematics  45(4), 2021, 521–532.