TY JOUR TI Analysis of conjectural variations in cyber-physical oligopoly game system under different models of consumer demand and firm’s costs KW oligopoly KW conjectural variation KW demand function KW cost function KW linear function KW power function KW quadra- tic function JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Geraskin, M.. PY 2025 IS 2025 PB Astrakhan State Technical University