Silva, Rodrigo de Souza, et al. “Genetic Divergence Among Accessions of Cassava (Manihot Esculenta Crantz) Sampled in the Tapajós Region, State of Pará, Using Agronomic Characters and Microsatellite Markers”. Semina: Ciências Agrárias, vol. 37, no. 5, Oct. 2016, pp. 2989-04, doi:10.5433/1679-0359.2016v37n5p2989.