%0 Journal Article %A G. A. Kalyabin %T Effective Formulas for Constants in the Stechkin–Gabushin Problem %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2005 %P 124-129 %V 248 %U http://geodesic.mathdoc.fr/item/TM_2005_248_a12/ %G ru %F TM_2005_248_a12