(1)
Otenyo Makonjio Philip; Masibayi Namusasi Edward; K’Owino Owino Isaac; China Simiyu Samuel. Efficiency of Pumice-Sand Granular Filter in Removing Effluent Wastes in Shirere Wastewater Treatment Plant in Kakamega County, Kenya. ASRJETS-Journal 2023, 96, 1-28.