Ginevičius, Romualdas, and Algirdas Krivka. “Multicriteria Evaluation of the Competitive Environment in the Oligopolic Market”. Business: Theory and Practice 10, no. 4 (December 10, 2009): 247-258. Accessed November 30, 2024. https://transport.vgtu.lt/index.php/BTP/article/view/8954.