%0 Journal Article
%T A hybrid method based on particle swarm optimization and nonmonotone spectral gradient method for unconstrained optimization problem
%A H. Lakhbab
%A S. El Bernoussi
%J International Journal of Mathematical Analysis
%D 2012
%I 
%U http://www.m-hikari.com/ijma/ijma-2012/ijma-57-60-2012/lakhbabIJMA57-60-2012.pdf