Salihoglu, B., & Sevinc, N. (2013). Quantification of the Synergistic Effects of Eutrophication, Apex Predator Pressure, and Internal Processes on the Black Sea Ecosystem. Turkish Journal of Fisheries and Aquatic Sciences, 13, 581-592. http://doi.org/10.4194/1303-2712-v13_4_03