%0 Journal Article %A Collignon, T. P. %A Van Gijzen, M. B. %T Two implementations of the preconditioned conjugate gradient method on heterogeneous computing grids %J International Journal of Applied Mathematics and Computer Science %D 2010 %P 109-121 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2010_20_1_a7/ %G en %F IJAMCS_2010_20_1_a7