%0 Journal Article %A Torelli, Alessandro %T A non linear hyperbolic equation related to the dynamics of cardiac muscle %J Portugaliae mathematica %D 1982 %P 171-188 %V 41 %N 1-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1982__41_1-4_115492/ %G en %F PORMA_1982__41_1-4_115492