@incollection{AST_1977__41-42__219_0,
     author = {Goldfeld, Dorian M.},
     title = {The conjectures of {Birch} and {Swinnerton-Dyer} and the class numbers of quadratic fields},
     booktitle = {Journ\'ees arithm\'etiques de Caen},
     series = {Ast\'erisque},
     pages = {219--227},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {41-42},
     year = {1977},
     mrnumber = {447176},
     zbl = {0355.12005},
     language = {en},
     url = {http://www.numdam.org/item/AST_1977__41-42__219_0/}
}