| Batch test for measurement of readily biodegradable COD and active organism concentrations in municipal waste waters MC Wentzel, A Mbewe, GA Ekama WATER SA-PRETORIA- 21, 117-117, 1995 | 150 | 1995 |
| New framework for standardized notation in wastewater treatment modelling LL Corominas, L Rieger, I Takács, G Ekama, H Hauduc, PA Vanrolleghem, ... Water Science and Technology 61 (4), 841-857, 2010 | 143 | 2010 |
| Modelling multiple mineral precipitation in anaerobic digester liquor P Van Rensburg, EV Musvoto, MC Wentzel, GA Ekama Water Research 37 (13), 3087-3097, 2003 | 139 | 2003 |
| Plant-wide modelling of phosphorus transformations in wastewater treatment systems: Impacts of control and operational strategies K Solon, X Flores-Alsina, CK Mbamba, D Ikumi, EIP Volcke, ... Water Research 113, 97-110, 2017 | 131 | 2017 |
| Difficulties and developments in biological nutrient removal technology and modelling GA Ekama, MC Wentzel Water Science and Technology 39 (6), 1-11, 1999 | 129 | 1999 |
| Denitrification kinetics in biological N and P removal activated sludge systems treating municipal wastewaters GA Ekama, MC Wentzel Water science and technology 39 (6), 69-77, 1999 | 127 | 1999 |
| Considerations in the process design of nutrient removal activated sludge processes GA Ekama, IP Siebritz, GVR Marais Water Science and Technology 15 (3-4), 283-318, 1983 | 123 | 1983 |
| Identification of filamentous organisms in nutrient removal activated sludge plants in South Africa GR Blackbeard, JR, Gabb, DMD, Ekama, GA & Marais Water SA 14 (1), 29-33, 1988 | 122 | 1988 |
| A parametric model for biological excess phosphorus removal IP Siebritz, GA Ekama, GR Marais Water Science and Technology 15 (3-4), 127-152, 1983 | 121 | 1983 |
| Heterotroph anoxic yield in anoxic aerobic activated sludge systems treating municipal wastewater A Muller, MC Wentzel, RE Loewenthal, GA Ekama Water Research 37 (10), 2435-2441, 2003 | 118 | 2003 |
| Biodegradability of activated sludge organics under anaerobic conditions GA Ekama, SW Sötemann, MC Wentzel Water research 41 (1), 244-252, 2007 | 115 | 2007 |
| Biological wastewater treatment: principles, modeling and design GH Chen, MCM van Loosdrecht, GA Ekama, D Brdjanovic IWA publishing, 2020 | 112 | 2020 |
| Integrated chemical/physical and biological processes modelling: part 2-anaerobic digestion of sewage sludges SW Sotemann, P Van Rensburg, NE Ristow, MC Wentzel, RE Loewenthal, ... Water Sa 31 (4), 545-568, 2005 | 109* | 2005 |
| Design and start-up of a high rate anaerobic membrane bioreactor for the treatment of a low pH, high strength, dissolved organic waste water PJ Van Zyl, MC Wentzel, GA Ekama, KJ Riedel Water Science and Technology 57 (2), 291-295, 2008 | 107 | 2008 |
| Dynamic behavior of the activated sludge process GA Ekama, GR Marais Journal (Water Pollution Control Federation), 534-556, 1979 | 106 | 1979 |
| Towards a generalized physicochemical framework DJ Batstone, Y Amerlinck, G Ekama, R Goel, P Grau, B Johnson, I Kaya, ... Water Science and Technology 66 (6), 1147-1161, 2012 | 105 | 2012 |
| Batch test for characterisation of the carbonaceous materials in municipal wastewaters MC Wentzel, A Mbewe, MT Lakay, GA Ekama Water S. A. 25 (3), 327-336, 1999 | 103 | 1999 |
| Weak acid/bases and pH control in anaerobic systems-A review GR Moosbrugger, RE, Wentzel, MC*, Ekama, GA & Marais water SA 19 (1), 01-10, 1993 | 102 | 1993 |
| A new general methodology for incorporating physico-chemical transformations into multi-phase wastewater treatment process models I Lizarralde, T Fernández-Arévalo, C Brouckaert, P Vanrolleghem, ... Water Research 74, 239-256, 2015 | 101 | 2015 |
| Using bioprocess stoichiometry to build a plant-wide mass balance based steady-state WWTP model GA Ekama Water research 43 (8), 2101-2120, 2009 | 101 | 2009 |
