Kirillova, Elena, Petr Makushev, Maiia Perepichko, Varvara Piterska, and Igor Raskevych. “Security Assurance of Port Services As a Factor of Their Competitiveness”. Technology audit and production reserves 1, no. 2(51) (December 14, 2019): 17–23. Accessed November 24, 2024. https://journals.uran.ua/tarp/article/view/197733.