%0 Journal Article %A M. A. Krasnosel'skii %A A. V. Pokrovskii %T Regular solutions of equations with discontinuous nonlinearities %J Doklady Akademii Nauk %D 1976 %P 506-509 %V 226 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_226_3_a3/ %G ru %F DAN_1976_226_3_a3