Bergue, C. T., & Coimbra, J. C. (2008). The faunal and geochemical approaches in the calcareous microfossils and their applications to the palaeoceanography and palaeoclimatology. Boletim Do Museu Paraense Emílio Goeldi - Ciências Naturais, 3(2), 115-126. https://doi.org/10.46357/bcnaturais.v3i2.680