Monteiro, Milena Daisy Ribeiro, et al. “Composition and Distribution of the Microphytoplankton from Guamá River Between Belém and São Miguel Do Guamá, Pará, Brazil”. Boletim Do Museu Paraense Emílio Goeldi - Ciências Naturais, vol. 4, no. 3, Dec. 2009, pp. 341-5, https://doi.org/10.46357/bcnaturais.v4i3.654.