AGBOYI, Makafui R.; ADU , Lydia; ACKAH, David. An Evaluation of Vehicle Component Procurement on the Performance of Road Transportation, A Study of Public Bus Transit, Ghana. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 17, n. 1, p. 401–416, 2014. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3086. Acesso em: 20 oct. 2025.