%0 Journal Article %A Abd Elhamid Mehamdia %A Yacine Chaib %T Improved conjugate gradient methods and application to nonparametric estimation %J Applicationes Mathematicae %D 2024 %P 147-161 %V 51 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am2512-6-2024/ %R 10.4064/am2512-6-2024 %G en %F 10_4064_am2512_6_2024