Samajdar, S., M. H. Khandakar, A. Purkait, S. Das, and Banashree Sen. 2022. “The Technique Homotopy Perturbation Method Operated on Laplace Equation”. Asian Journal of Science and Applied Technology 11 (2):13-16. https://doi.org/10.51983/ajsat-2022.11.2.3295.