TY - JOUR AU - G. A. Grigoryan TI - On a Criterion for the Invertibility of Integral Operators of the Second Kind in the Space of Summable Functions on the Semiaxis JO - Matematičeskie zametki PY - 2014 SP - 849 EP - 855 VL - 96 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2014_96_6_a3/ LA - ru ID - MZM_2014_96_6_a3 ER -