TY - JOUR AU - Marcos, J. E. TI - A completion of $\mathbb{Z}$ is a field JO - Czechoslovak Mathematical Journal PY - 2003 SP - 689 EP - 706 VL - 53 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_2003__53_3_a15/ LA - en ID - CMJ_2003__53_3_a15 ER -