TY - JOUR AU - S. V. Vostokov TI - Lutz filtration as Galois module in an extension without higher ramification JO - Zapiski Nauchnykh Seminarov POMI PY - 1987 SP - 182 EP - 192 VL - 160 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1987_160_a16/ LA - ru ID - ZNSL_1987_160_a16 ER -