%0 Journal Article %A Luchezar L. Avramov %A Annetta G. Aramova %T Singularities of Quotients by Vector Fields in Characteristic p. %J Mathematische Annalen %D 1985 %P 629-646 %V 273 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1985__273_164076/ %F MAN_1985__273_164076