@article{PORMA_1982__41_1-4_115492,
     author = {Torelli, Alessandro},
     title = {A non linear hyperbolic equation related to the dynamics of cardiac muscle},
     journal = {Portugaliae mathematica},
     pages = {171--188},
     publisher = {mathdoc},
     volume = {41},
     number = {1-4},
     year = {1982},
     mrnumber = {0766848},
     zbl = {0548.92001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1982__41_1-4_115492/}
}