Design and Construction of a Battery Powered Cell Phone Charger and Dynamo Movement. Elkom: Jurnal Elektronika dan Komputer, [S. l.], v. 18, n. 2, p. 144–150, 2025. DOI: 10.51903/elkom.v18i2.3291. Disponível em: https://journal.stekom.ac.id/index.php/elkom/article/view/3291. Acesso em: 24 jun. 2026.