• [Wiki] http://en.wikipedia.org/wiki/Symphysodon_aequifasciatus.
• [fishbase] https://www.fishbase.se/summary/Symphysodon-aequifasciatus.html.
• [MattScre2016] da Cruz Mattos, D., Screnci-Ribeiro, R., Cardoso, L. D., and Junior, M. V. V. (2016). Description of the reproductive behavior of Symphysodon aequifasciatus (Cichlidae) in captivity. Acta Amazonica, 46(4):433--438. doi:10.1590/1809-4392201600234.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [RossAmad2010] Rossoni, F., Amadio, S., Ferreira, E., and Zuanon, J. (2010). Reproductive and population parameters of discus fish Symphysodon aequifasciatus Pellegrin, 1904 (Perciformes: Cichlidae) from Piagaçu-Purus sustainable development reserve (rds-pp), lower Purus River, Amazonas, Brazil. Neotropical Ichthyology, 8(2):379--383.
• [TibiSawa2016] Tibile, R. M., Sawant, P. B., Chadha, N. K., Lakra, W. S., Prakash, C., Swain, S., and Bhagawati, K. (2016). Effect of stocking density on growth, size variation, condition index and survival of discus, Symphysodon aequifasciatus Pellegrin, 1904. Turkish Journal of Fisheries and Aquatic Sciences, 16:453--460. doi:10.4194/1303-2712-v16_2_2.