Palagi, Elisabetta, Roberto Barbuti, and Ivan Norscia. “Aquarium Cichlid Fish Tropheus Moorii Flexibly Adjust Hierarchy When Tank Fish Species Composition Changes: A Pilot Study”. Journal of Zoo and Aquarium Research 8, no. 2 (April 30, 2020): 86–93. Accessed April 25, 2024. https://jzar.org/jzar/article/view/381.