Galois covers with prescribed fibers : the Beckmann-Black problem
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 28 (1999) no. 2, pp. 273-286. 
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     author = {D\`ebes, Pierre},
     title = {Galois covers with prescribed fibers : the {Beckmann-Black} problem},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {273--286},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 28},
     number = {2},
     year = {1999},
     mrnumber = {1736229},
     zbl = {0954.12002},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_1999_4_28_2_273_0/}
}
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Dèbes, Pierre. Galois covers with prescribed fibers : the Beckmann-Black problem. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 28 (1999) no. 2, pp. 273-286. http://www.numdam.org/item/ASNSP_1999_4_28_2_273_0/

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