Margarita Lugioyo, G., Loza, S., & C. Abreu, P. (2007). Biomass distribution of heterotrophic and autotrophic microorganisms of the photic layer in Cuban southern oceanic waters. Revista De Biología Tropical, 55(2), 449–457. https://doi.org/10.15517/rbt.v55i2.6024