Gucma, Stanisław, Wojciech Ślączka, and Andrzej Bąk. “Assessment of Ship Manoeuvring Safety in Waterway Systems by Relative Navigational Risk”. Archives of Transport 64, no. 4 (February 20, 2024): 119–134. Accessed April 30, 2025. https://www.archivesoftransport.com/index.php/aot/article/view/307.