@article{PORMA_1950__9_4_114690,
     author = {San Juan, Ricardo},
     title = {Caract\'erisation de la transformation de {Laplace} par la loi de composition appel\'ee r\`egle de la },
     journal = {Portugaliae mathematica},
     pages = {177--184},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {1950},
     mrnumber = {0038473},
     zbl = {0038.26901},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1950__9_4_114690/}
}