Prokudin, Georgii, Сhupaylenko Olexiy, Olexiy Dudnik, Alena Dudnik, and Yuriy Pylypenko. 2018. “Traveling Salesman Problem in the Function of Freight Transport Optimization”. Journal of Sustainable Development of Transport and Logistics 3 (1):29-36. https://doi.org/10.14254/jsdtl.2018.3-1.3.