%0 Journal Article %A Somia Kamouche %A Hamza Guebbai %A Mourad Ghiat %A Muhammet Kurulay %T The kantorovich projection method in the generalized quadratic spectrum approximation %J Numerical methods and programming %D 2022 %P 240-247 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2022_23_3_a3/ %G en %F VMP_2022_23_3_a3