@article{1178242868, author = {Uchida, K\^oji}, title = {Unramified extensions of quadratic number fields, I}, journal = {Tohoku Math. J. (2)}, volume = {22}, number = {4}, year = {1970}, pages = { 138-141}, language = {en}, url = {http://dml.mathdoc.fr/item/1178242868} }
Uchida, Kôji. Unramified extensions of quadratic number fields, I. Tohoku Math. J. (2), Tome 22 (1970) no. 4, pp. 138-141. http://gdmltest.u-ga.fr/item/1178242868/