@article{CMJ_1998__48_1_a12, author = {Idczak, Dariusz}, title = {Distributional derivatives of functions of two variables of finite variation and their application to an impulsive hyperbolic equation}, journal = {Czechoslovak Mathematical Journal}, pages = {145--171}, publisher = {mathdoc}, volume = {48}, number = {1}, year = {1998}, mrnumber = {1614025}, zbl = {0930.26006}, language = {en}, url = {https://geodesic-test.mathdoc.fr/item/CMJ_1998__48_1_a12/} }