MELO, A. G.; OLIVEIRA FILHO, D.; OLIVEIRA JUNIOR, M. M.; ZOLNIER, S.; RIBEIRO, A. <b>Development of a closed and open loop solar tracker technology. Acta Scientiarum. Technology, [S. l.], v. 39, n. 2, p. 177–183, 2017. DOI: 10.4025/actascitechnol.v39i2.29306. Disponível em: https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/29306. Acesso em: 19 nov. 2025.