@article{JTNB_2020__32_1_1_0, author = {Chen An}, title = {$\ell $-torsion in class groups of certain families of $D_4$-quartic fields}, journal = {Journal de th\'eorie des nombres de Bordeaux}, pages = {1--23}, publisher = {Soci\'et\'e Arithm\'etique de Bordeaux}, volume = {32}, number = {1}, year = {2020}, doi = {10.5802/jtnb.1109}, language = {en}, url = {https://jtnb.centre-mersenne.org/articles/10.5802/jtnb.1109/} }