TY JOUR TI A Logistics Approach to Strategic Planning for the Operation of Low-Intensity Railway lines KW Low-intensity railway lines KW operation planning KW SPACE analysis KW organizational and technological solutions KW fuzzy cognitive maps JO Bulletin of scientific research results AU Kovalev, K.E. AU Novichihin, A.V. AU Badeckiy, A.P. PY 2023 IS 2023 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"