TY - JOUR AU - K. M. Chudinov TI - On exact sufficient conditions of oscillation of solutions to linear differential and difference equations of the first order with aftereffect JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2018 SP - 93 EP - 98 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2018_5_a10/ LA - ru ID - IVM_2018_5_a10 ER -