Ou, Ziqiang, and Petr Vanicek. “The Effect of Data Density on the Accuracy of Foot-Line Determination Through Maximum Curvature Surface by Automatic Ridge-Tracing Algorithm”. The International Hydrographic Review 73, no. 2 (May 21, 2015). Accessed May 3, 2024. https://journals.lib.unb.ca/index.php/ihr/article/view/23148.