ANISIU, V. (2016). Advanced Courses of Mathematical Analysis V Proceedings of the Fifth International School; (edited by Juan Carlos Navarro Pascual and El Amn Kaidi); V International Course of Mathematical Analysis in Andalusia Universidad de Almera, Almera, Spain, 12 - 16. Studia Universitatis Babeș-Bolyai Mathematica, 61(4), 532. Retrieved from https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5644