TY - JOUR AU - G. E. Abduragimov TI - Existence and uniqueness of positive solution to a boundary value problem for a nonlinear second order functional-differential equation JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2020 SP - 3 EP - 7 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2020_12_a0/ LA - ru ID - IVM_2020_12_a0 ER -