@article{JTNB_1997__9_1_229_0,
     author = {Diaz, Guy},
     title = {La conjecture des quatre exponentielles et les conjectures de {D.} {Bertrand} sur la fonction modulaire},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {229--245},
     publisher = {Universit\'e Bordeaux I},
     volume = {9},
     number = {1},
     year = {1997},
     mrnumber = {1469670},
     zbl = {0887.11030},
     language = {fr},
     url = {http://www.numdam.org/item/JTNB_1997__9_1_229_0/}
}