Analysis of applications of Banach fixed point theorem . Experimental and Theoretical NANOTECHNOLOGY, [S. l.], v. 9, n. 1, p. 115–122, 2025. DOI: 10.56053/9.S.115. Disponível em: https://etnano.com/index.php/journal/article/view/142.. Acesso em: 23 feb. 2025.