1. Impact of seasonal variation on Escherichia coli concentrations in the riverbed sediments in the Apies River, South Africa;Abia;Sci. Total Environ.,2015
2. 9020B. Quality Assurance/Quality Control (Intralaboratory Quality Control Guidlines)., In: Standard Mehods for the Examination of Water and Wastewater;APHA,1999
3. 9225 D. Differentiation of The Coliform Bacteria (Media, Reagent, and Procedures, In: Standard Mehods for the Examination of Water and Wastewater;APHA,1999
4. A new look at the statistical model identification;Akaike;IEEE Trans. Autom. Control,1974
5. Fecal indicator bacteria are abundant in wet sand at freshwater beaches;Alm;Water Res.,2003