Vidan, Pero, Andrzej Grządziela, and Rino Bošnjak. “Proposal of Measures for Increasing the Safety Level of Inland Navigation”. Transactions on Maritime Science 1, no. 2 (October 18, 2012): 85–88. Accessed September 21, 2021. https://www.toms.com.hr/index.php/toms/article/view/25.