Review of Percent Time Spent Following (PTSF) as Performance Measure for Two-lane Highways. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 64, n. 1, 2013. DOI: 10.11113/jt.v64.1485. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/1485.. Acesso em: 30 apr. 2025.