W. N. Thitai

Combined Treatment of Domestic and Industrial Wastewater in Waste Stabilisation Pond Systems in Kenya

Howard William Pearson, S. W. Mills, David Duncan Mara, 1991 .

Occurrence and removal of Giardia sp. cysts by Kenyan and French waste stabilisation pond systems

W. N. Thitai, J. Bontoux, Huw Smith, 1995 .