@article{10_4064_aa96_3_5,
     author = {Cornelius Greither and Sa{\"\i}d  Hachami and Radan Ku\v{c}era},
     title = {Racines d'unit\'es cyclotomiques et divisibilit\'e
du nombre de classes d'un corps ab\'elien r\'eel},
     journal = {Acta Arithmetica},
     pages = {247--259},
     publisher = {mathdoc},
     volume = {96},
     number = {3},
     year = {2000},
     doi = {10.4064/aa96-3-5},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa96-3-5/}
}