%0 Journal Article %A Leung, K. V. %A Oguztoreli, M. N. %T Numerical solution of amixed problem for a polywave equation of Mangeron. %J Collectanea mathematica %D 1974 %P 223-231 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CLTM_1974_1974_1_a13/ %G en %F CLTM_1974_1974_1_a13