Airborne Particulate Matter Monitoring and Source Apportionment in the Vaal Triangle

Engelbrecht, J. P., Reddy, V. S., Swanepoel, L., Mostert, J. C. (1996). Airborne Particulate Matter Monitoring and Source Apportionment in the Vaal Triangle, Mintek Confidential Communication No. C2390M, 135 pp. (declassified Mintek Special Publication no. 17, 1998)