Hakim, A.R., Wullandari, P., Zulfia, N., Widianto, T.N., & Sedayu, B.B. (2021). Inclusion of Spirulina in Floating Fish Feed Production: Protein and Physical Quality. Aquaculture Studies, 21, 161-167. http://doi.org/10.4194/2618-6381-v21_4_03