1. Potential for producing bio-fuel in the Amazon deforested areas;Costa;Biomass and Bioenergy,2004
2. Edafic-climatic mapping of babassu in the Maranhão and Piauí States (in Portuguese: Zoneamento Edafoclimático do Babaçu nos Estados do Maranhão e Piauí);EMBRAPA,1984
3. Mapping and evaluation of the potential occurrences for babassu trees (in Portuguese: Mapeamento e Levantamento do Potencial de ocorrência de Babaçuais);MIC/,1982
4. The babassu coconut (in Portuguese: O Côco Babaçú);Abreu,1940
5. The babassu (in Portuguese: O Babaçu);Gonsalves,1955