Nombres de classes et fractions continues
Journées arithmétiques de Bordeaux, Astérisque, no. 24-25 (1975), 17 p.
@incollection{AST_1975__24-25__81_0,
     author = {Zagier, Don},
     title = {Nombres de classes et fractions continues},
     booktitle = {Journ\'ees arithm\'etiques de Bordeaux},
     author = {Collectif},
     series = {Ast\'erisque},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {24-25},
     year = {1975},
     zbl = {0309.12002},
     mrnumber = {374093},
     language = {fr},
     url = {http://archive.numdam.org/item/AST_1975__24-25__81_0/}
}
Zagier, Don. Nombres de classes et fractions continues, dans Journées arithmétiques de Bordeaux, Astérisque, no. 24-25 (1975), 17 p. http://archive.numdam.org/item/AST_1975__24-25__81_0/

[1] Hecke E. - Mathematische Werke, p. 200 | MR 104550 | Zbl 0092.00102

[2] Hirzebruch F. and Zagier D. - Class numbers, continued fractions and the Hilbert modular group (to appear)

[3] Meyer C. - Über die Berechnung der Klassenzahl abelscher Körper über quadratischen Zahlkörpern. Akademie-Verlag, Berlin, 1957. | MR 88510 | Zbl 0079.06001