Langhorne, D. N., and D. J. Hooper. “An Examination of the Stability of the Port of London Authority Estuary Decca Hi-Fix Chain”. The International Hydrographic Review 51, no. 2 (July 7, 2015). Accessed December 21, 2024. https://journals.lib.unb.ca/index.php/ihr/article/view/23801.