%0 Journal Article %A P. P. Zabreiko %A Kh. T. Nguyen %T New theorems on the solvability of Hammerstein operator and integral equations %J Differencialʹnye uravneniâ %D 1991 %P 672-682 %V 27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_4_a13/ %G ru %F DE_1991_27_4_a13