Zakaria Yaagoub
(1), Marya Sadki
(2), Karam Allali
(3)
(1)
a:1:{s:5:"en_US";s:173:"Laboratory of Mathematics, Computer Science and Applications, Faculty of Sciences and Technologies, University Hassan II of Casablanca, PO Box 146, Mohammedia 20650, Morocco";}, Morocco,
(2)
Laboratory of Mathematics, Computer Science and Applications, Faculty of Sciences and Technologies, University Hassan II of Casablanca, PO Box 146, Mohammedia 20650, Morocco, Morocco,
(3)
, Morocco