Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{JRAM_1975__272_151526, author = {Charles J. Parry}, title = {Pure quartic number fields whose class numbers are even.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {102--112}, publisher = {mathdoc}, volume = {272}, year = {1975}, zbl = {0312.12006}, url = {http://geodesic.mathdoc.fr/item/JRAM_1975__272_151526/} }
Charles J. Parry. Pure quartic number fields whose class numbers are even.. Journal für die reine und angewandte Mathematik, Tome 272 (1975), pp. 102-112. http://geodesic.mathdoc.fr/item/JRAM_1975__272_151526/