%0 Journal Article %A A. L. Chistov %T Efficient estimation of roots from the field of fractional power series of a given polynomial in nonzero characteristic %J Zapiski Nauchnykh Seminarov POMI %D 2020 %P 55-63 %V 498 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2020_498_a4/ %G ru %F ZNSL_2020_498_a4