CO, Zosimo; POLINAR, Mark Anthony N.; PAYAO, Ronald B. Multi-level Car Parking as a Viable Solution to Traffic Issues in Davao City. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 3, n. 11, p. 2191–2197, 2022. DOI: 10.11594/ijmaber.03.11.05. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/628. Acesso em: 13 feb. 2026.