@article{CM_1993__88_1_25_0,
     author = {Langmann, Klaus},
     title = {Eindeutigkeit der {L\"osungen} der {Gleichung} $x^d + y^d = ap$},
     journal = {Compositio Mathematica},
     pages = {25--38},
     publisher = {Kluwer Academic Publishers},
     volume = {88},
     number = {1},
     year = {1993},
     mrnumber = {1234975},
     zbl = {0782.11011},
     language = {de},
     url = {http://archive.numdam.org/item/CM_1993__88_1_25_0/}
}