Garbatov, Y., and P. Georgiev. “Advances in Conceptual Ship Design Accounting for the Risk of Environmental Pollution”. ANNUAL JOURNAL OF TECHNICAL UNIVERSITY OF VARNA, BULGARIA, Vol. 5, no. 1, June 2021, pp. 25-41, doi:10.29114/ajtuv.vol5.iss1.227. Accessed 28 Jan. 2022.