TY - JOUR AU - A. E. Khramov TI - Professor Alexander Pisarchik: scientific achievements and 70 years of productive activity JO - Izvestiya VUZ. Applied Nonlinear Dynamics PY - 2024 SP - 289 EP - 293 VL - 32 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVP_2024_32_3_a0/ LA - ru ID - IVP_2024_32_3_a0 ER -