Edlira MARTIRI; Department of Mathematics, Statistics and Applied Informatics,Faculty of Economy, University of Tirana; Kozeta SEVRANI; Department of Mathematics, Statistics and Applied Informatics,Faculty of Economy, University of Tirana; Ezmolda BAROLLI; Department of Mathematics, Statistics and Applied Informatics,Faculty of Economy, University of Tirana
(International Symposium on Computing in Informatics and Mathematics, 2013-07-15)