On Algebraic and Topological Properties of Some Fundamental Groups. Indian Journal of Advanced Mathematics (IJAM), [S. l.], v. 5, n. 1, p. 5–10, 2025. DOI: 10.54105/ijam.B1177.05010425. Disponível em: https://www.journals.latticescipub.com/index.php/ijam/article/view/925.. Acesso em: 3 may. 2025.