POP, A. Foreword Anniversary of Professor Sorin Dan ANGHEL. Studia Universitatis Babeș-Bolyai Physica, [S. l.], v. 61, n. 2, p. 5–6, 2016. Disponível em: http://193.231.18.162/index.php/subbphysica/article/view/5850. Acesso em: 19 nov. 2024.