SOROUR, Adel H. Weingarten tube-like surfaces in Euclidean 3-space. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 61, n. 2, p. 239–250, 2016. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5556. Acesso em: 5 feb. 2025.