Analisis efektifitas pelayanan antrian pada Gardu Tol Otomatis dan Gardu Tol Reguler : studi kasus Gerbang Tol Cililitan 1 = Analysis for effectiveness of the queue of Automatic Toll Gate service and Regular Toll Gate service : case study Cililitan 1 Toll Gate

Penurunan kadar emisi gas buang karbon monoksida dan hidrokarbon pada kendaraan bermotor dengan karbon aktif berbahan baku limbah kulit pisang = Reduction of motor vehicle exhaust carbon monoxide and hydrocarbon emission content by activated carbon made from banana peel waste

Prevalensi peningkatan kadar timah hitam darah dan urin serta koproporfirin urin pada petugas gerbang tol laki-laki di Jakarta serta pengaruh masa kerja = The prevalences of increased blood and urine lead and urine coproporphyrine concentrations in male toll gate employees in Jakarta and the influence of length of employement

Pola Spasial Distribusi Karbon Monoksida Terhadap Kemacetan di Jakarta Timur = Spatial Pattern of Carbon Monoxide Distribution with Traffic Jam in East Jakarta

Analisa potensi konflik pada gerbang tol cikarang utama = Potential conflict analysis in cikarang utama toll gate