Babak, Vitaly, Volodymyr Kharchenko, and Volodymyr Vasylyev. “Methods of Conflict Probability Estimation and Decision Making for Air Traffic Management”. Aviation 10, no. 1 (March 31, 2006): 3-9. Accessed July 7, 2024. https://jest.vgtu.lt/index.php/Aviation/article/view/7380.