TY - JOUR AU - Yoko Inoue AU - Kaori Ota TI - Indices of subfields of cyclotomic ${\mathbb Z}_p$-extensions and higher degree Fermat quotients JO - Acta Arithmetica PY - 2015 SP - 101 EP - 114 VL - 169 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa169-2-1/ DO - 10.4064/aa169-2-1 LA - en ID - 10_4064_aa169_2_1 ER -