TY - JOUR AU - Hajir, Farshid AU - Maire, Christian TI - On the Invariant Factors of Class Groups in Towers of Number Fields JO - Canadian journal of mathematics PY - 2018 SP - 142 EP - 172 VL - 70 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2017-032-9/ DO - 10.4153/CJM-2017-032-9 ID - 10_4153_CJM_2017_032_9 ER -