TY - JOUR AU - Akira Aiba TI - On the vanishing of Iwasawa invariants of geometric cyclotomic ${\Bbb Z}_p$-extensions JO - Acta Arithmetica PY - 2003 SP - 113 EP - 122 VL - 108 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa108-2-2/ DO - 10.4064/aa108-2-2 LA - en ID - 10_4064_aa108_2_2 ER -