Analisis dampak kelandaian jalan terhadap kinerja arus di jalan tol (studi kasus jalan tol JORR ruas Kp Rambutan - Pasar Rebo) = Impact analysis of road gradient to traffic performance in toll road (Jakarta outer ring road Kp Rambutan - Pasar Rebo) / Dwi Setiyadi Sudrajat - Dwi Setiyadi Sudrajat, author (2017)