@article{PMB_2015____69_0, author = {Andrea Siviero}, title = {Realisable classes, {Stickelberger} subgroup and its behaviour under change of the base field}, journal = {Publications math\'ematiques de Besan\c{c}on. Alg\`ebre et th\'eorie des nombres}, pages = {69--92}, publisher = {Presses universitaires de Franche-Comt\'e}, year = {2015}, doi = {10.5802/pmb.13}, zbl = {1414.11152}, language = {en}, url = {https://pmb.centre-mersenne.org/articles/10.5802/pmb.13/} }