“A Calculation of Optimal Plan of the Use of Different Models of Trolleybuses Is on Routes of a Municipal Transport Network”. ADVANCES IN MECHANICAL ENGINEERING AND TRANSPORT 2, no. 17 (November 14, 2021): 127–138. Accessed March 20, 2026. https://eforum.lntu.edu.ua/index.php/jurnal-mbf/article/view/642.