Levchenko, K. B., and O. V. Shved. “NGOs: Activities on Combating Trafficking in Human Beings and Challenges at Work”. Bulletin of Kharkiv National University of Internal Affairs 87, no. 4 (December 22, 2019): 117-128. Accessed March 29, 2024. http://visnyk.univd.edu.ua/index.php/VNUAF/article/view/250.