@incollection{SB_1974-1975__17__238_0,
     author = {Mazur, Barry and Serre, Jean-Pierre},
     title = {Points rationnels des courbes modulaires $X_0(N)$},
     booktitle = {S\'eminaire Bourbaki : vol. 1974/75, expos\'es 453-470},
     series = {S\'eminaire Bourbaki},
     note = {talk:469},
     pages = {238--255},
     publisher = {Springer-Verlag},
     number = {17},
     year = {1976},
     mrnumber = {485882},
     zbl = {0346.14013},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1974-1975__17__238_0/}
}