Orgest ZAKA; Department of Mathematic, Tirana University; Fabiana Cullhaj; Department of Mathematic, University of "Aleksander Moisiu" Durres(International Symposium on Computing in Informatics and Mathematics, 2013-07-15)
Fabiana Cullhaj; Department of Mathematic, University of "Aleksander Moisiu" Durres; Edmond Pisha; Department of Mathematic, Tirana University(International Symposium on Computing in Informatics and Mathematics, 2013-07-15)