%0 Journal Article %A G. V. Fedorov %T Periodic continued fractions and $S$-units with second degree valuations in hyperelliptic fields %J Čebyševskij sbornik %D 2018 %P 282-297 %V 19 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2018_19_3_a22/ %G ru %F CHEB_2018_19_3_a22