%0 Journal Article %A G. A. Grigoryan %T On a Criterion for the Invertibility of Integral Operators of the Second Kind in the Space of Summable Functions on the Semiaxis %J Matematičeskie zametki %D 2014 %P 849-855 %V 96 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2014_96_6_a3/ %G ru %F MZM_2014_96_6_a3