@article{10_21136_CPMF_1949_123052,
     author = {Mikusi\'nski, Jan},
     title = {Sur le calcul op\'eratoire},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {89--94},
     publisher = {mathdoc},
     volume = {74},
     number = {2},
     year = {1949},
     doi = {10.21136/CPMF.1949.123052},
     zbl = {0039.11904},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1949.123052/}
}