@article{AIF_1977__27_1_1_0, author = {Gras, Georges}, title = {Classes d'id\'eaux des corps ab\'eliens et nombres de {Bernoulli} g\'en\'eralis\'es}, journal = {Annales de l'Institut Fourier}, pages = {1--66}, publisher = {Institut Fourier}, address = {Grenoble}, volume = {27}, number = {1}, year = {1977}, doi = {10.5802/aif.641}, mrnumber = {56 #8534}, zbl = {0336.12004}, language = {fr}, url = {http://archive.numdam.org/articles/10.5802/aif.641/} }