Savchuk, Tamara, і Serhiy Petryshyn. «DETERMINATION OF EUCLIDEAN DISTANCE BETWEEN EMERGENCY CASES ON RAILROAD TRANSPORT DURING CLUSTER ANALYSIS». Scientific Works of Vinnytsia National Technical University, no. 3 (Листопад 30, 2015). дата звернення Травень 4, 2026. https://works.vntu.edu.ua/index.php/works/article/view/233.