CAI , V. A. D.; UNG , T. C.; NGUYEN, X. H.; NGUYEN, T. S.; LE, N. H.; THACH , T. B. N.; DAO , V. H.; MAI , Q. D.; TRAN, V. P. Design of pedal power phone charging station. Journal of Technical Education Science, [S. l.], v. 14, n. 4, p. 23–31, 2019. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/202. Acesso em: 7 apr. 2026.