1. Inactivation of Indigenous Viruses in Raw Sludge by Air Drying
2. Environmental Issues Series, no. 7;Brester A.R.,1998
3. Bridle, T.R., Hertles, C.K. and Luceks, T. 1989. The Oil from Sludge Technology: A Cost Effective Sludge Management Option. 13th Federal Convention of the Australian Water and Wastewater Association. 1989, Canberra, Australia.