%0 Journal Article %A Dan Kubert %T Quadratic Relations for Generators of Units in the Modular Function Field. %J Mathematische Annalen %D 1977 %P 1-20 %V 225 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1977__225_162916/ %F MAN_1977__225_162916