%0 Journal Article %A Rishi Ram %A A. S. Rai %A M. Gaur %T PRopagation of weak MHD discontinuities along bicharacteristics in an optically thick medium of magneto-fluids %J Theoretical and applied mechanics %D 1982 %P 125 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAM_1982_8_1_a14/ %G en %F TAM_1982_8_1_a14