TY - JOUR AU - G. V. Fedorov TI - On $S$-units for valuations of the second degree in hyperelliptic fields JO - Izvestiya. Mathematics PY - 2020 SP - 392 EP - 435 VL - 84 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2020_84_2_a7/ LA - en ID - IM2_2020_84_2_a7 ER -