@article{PORMA_1976__35_4_115294,
     author = {Morgado, Jos\'e},
     title = {Another generalization of {Euler's} theorem},
     journal = {Portugaliae mathematica},
     pages = {241--243},
     publisher = {mathdoc},
     volume = {35},
     number = {4},
     year = {1976},
     mrnumber = {0469857},
     zbl = {0368.10005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1976__35_4_115294/}
}