%0 Journal Article %A Joseph Hersch %A William Sawyer %T Numerical implementation of coherence for the example of the %J Numerische Mathematik %D 1991 %P 659-666 %V 59 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1991__59_8_133571/ %F NUMA_1991__59_8_133571