Tugaswati, A.Tri and Sukar, Sukar and Haryono, Haryono and Muhasim, Muhasim and Fatmawati, Rosphita (1992) 200. Laporan Akhir Penelitian Monitoring Pencemaran Udara Di Jakarta 1990-1991. Project Report. Pusat Penelitian Ekologi Kesehatan, Jakarta. (Unpublished)