TY JOUR TI Value Chain Reengineering Scenarios in the Oil Subcomplex KW scenarios KW reengineering KW business process KW chains KW added value KW oilseed crops JO Russian Journal of Management AU Maloletko A, l.N. AU Kaurova, O.V. AU Chichkanov, P.S. PY 2026 IS 14 PB Publishing Center RIOR