Application of Moving Car Observer Method for Measuring Free Flow Speed on Two-lane Highways. Jurnal Teknologi, [S. l.], v. 69, n. 6, 2014. DOI: 10.11113/jt.v69.3233. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/3233.. Acesso em: 18 may. 2024.