@article{PMB_1983____A1_0,
     author = {Jean Cougnard},
     title = {Sur les extensions \`a groupe de {Galois} $A_4$},
     journal = {Publications math\'ematiques de Besan\c{c}on. Alg\`ebre et th\'eorie des nombres},
     eid = {1},
     pages = {1--11},
     publisher = {Presses universitaires de Franche-Comt\'e},
     year = {1983},
     doi = {10.5802/pmb.a-31},
     language = {fr},
     url = {https://pmb.centre-mersenne.org/articles/10.5802/pmb.a-31/}
}