COBZAȘ, S. William Kirk and Naseer Shahzad, Fixed Point Theory in Distance Spaces, Springer, Heidelberg New-York Dordrecht London, 2014, xi + 173 pp, ISBN 978-3-319-10926-8; ISBN 978-3-319-10927-5 (eBook); DOI 10.1007/978-3-319-10927-5. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 60, n. 1, p. 143, 2015. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5700. Acesso em: 5 feb. 2025.