PAVANATO, H.; Salazar, C.; Lima, . D. .; Paschoalini, M. .; Ristau , N. .; Marmontel, M. Density, Abundance and Group Size of River Dolphins (Inia Geoffrensis and Sotalia Fluviatilis) in Central Amazonia, Brazil. JCRM 2019, 20, 93-100.