Affiliation: | 1. Federal Institute of Education, Science, and Technology of Acre, Xapuri, AC, Brazil;2. Federal Institute of Education, Science, and Technology of Rio Grande do Norte, Pau dos Ferros, RN, Brazil;3. National Semiarid Institute, Campina Grande, PB, Brazil;4. Federal University of Campina Grande, Campina Grande, PB, Brazil;5. State University of Paraíba, PB, Brazil |