TY - JOUR AU - Louboutin, Stéphane R. TI - When is the order generated by a cubic, quartic or quintic algebraic unit Galois invariant: three conjectures JO - Czechoslovak Mathematical Journal PY - 2020 SP - 905 EP - 919 VL - 70 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2020.0019-19/ DO - 10.21136/CMJ.2020.0019-19 LA - en ID - 10_21136_CMJ_2020_0019_19 ER -