Development of a minimum maintenance solar pump. Journal of Science and Technology, [S. l.], v. 8, n. 1, p. 7–12, 2015. DOI: 10.4314/just.v8i1.1117. Disponível em: https://journal.knust.edu.gh/index.php/just/article/view/1117. Acesso em: 11 jun. 2026.