TEAM, S. Fixed Points, Common Fixed Points and Invariant Approximation: Sumit Chandok, T.D. Narang. Thai Journal of Mathematics, [S. l.], v. 12, n. 2, p. 431–442, 2014. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/461. Acesso em: 3 jul. 2024.