TY - JOUR AU - Kh. A. Khachatryan AU - H. S. Petrosyan TI - On positive solutions of a boundary value problem for a nonlinear integro-differential equation on a semi-infinite interval JO - Vladikavkazskij matematičeskij žurnal PY - 2020 SP - 70 EP - 82 VL - 22 IS - 2 UR - http://geodesic.mathdoc.fr/item/VMJ_2020_22_2_a6/ LA - ru ID - VMJ_2020_22_2_a6 ER -