Zakurday, S., N. Kulbashna, V. Shavkun, and O. Babicheva. 2019. “PULSE WIDTH MODULATION APPLICATION IN ENGINE CURRENT REGULATION DURING TRAM SLIP: Array”. Municipal Economy of Cities 6 (152):9-15. https://khg.kname.edu.ua/index.php/khg/article/view/5484.