| Oxygen and hydrogen isotope geochemistry of S-and I-type granitoids: the Cape Granite suite, South Africa C Harris, K Faure, RE Diamond, R Scheepers Chemical Geology 143 (1-2), 95-114, 1997 | 128 | 1997 |
| Metamorphism of the Permo-Triassic Cape Fold Belt and its basement, South Africa HE Frimmel, PG Fölling, R Diamond Mineralogy and Petrology 73, 325-346, 2001 | 58 | 2001 |
| Oxygen and hydrogen isotope geochemistry of thermal springs of the Western Cape, South Africa: recharge at high altitude? RE Diamond, C Harris Journal of African Earth Sciences 31 (3-4), 467-481, 2000 | 52 | 2000 |
| A preliminary investigation of the oxygen and hydrogen isotope hydrology of the greater Cape Town area and an assessment of the potential for using stable isotopes as tracers C Harris, BM Oom, RE Diamond Water S. A. 25 (1), 15-24, 1999 | 44 | 1999 |
| Oxygen and hydrogen isotope composition of Western Cape meteoric water RE Diamond, C Harris South African Journal of Science 93 (8), 371-374, 1997 | 42 | 1997 |
| Surface water-groundwater interaction using tritium and stable water isotopes: A case study of Middelburg, South Africa S Mahlangu, S Lorentz, R Diamond, M Dippenaar Journal of African Earth Sciences 171, 103886, 2020 | 39 | 2020 |
| Evaporation and abstraction determined from stable isotopes during normal flow on the Gariep River, South Africa RE Diamond, S Jack Journal of hydrology 559, 569-584, 2018 | 17 | 2018 |
| Engineering, hydrogeological and vadose zone hydrological aspects of Proterozoic dolomites (South Africa) MA Dippenaar, JL van Rooy, RE Diamond Journal of African Earth Sciences 150, 511-521, 2019 | 16 | 2019 |
| Hydrochemical evolution of high uranium, fluoride and nitrate groundwaters of Namakwaland, South Africa SS Makubalo, RE Diamond Journal of African Earth Sciences 172, 104002, 2020 | 13 | 2020 |
| Stable isotope hydrology of the Table Mountain group RE Diamond University of Cape Town, 2014 | 13 | 2014 |
| Mudanças anuais na composição dos isótopos O e H como medidas de recarga: o caso das nascentes da Montanha da Mesa, Cidade do Cabo, África do Sul RE Diamond, C Harris Hydrogeology Journal 27, 2993-3008, 2019 | 11* | 2019 |
| Annual shifts in O-and H-isotope composition as measures of recharge: the case of the Table Mountain springs, Cape Town, South Africa RE Diamond, C Harris Springer, 2019 | 11 | 2019 |
| Environmental risk assessment, monitoring and management of cemeteries MA Dippenaar, J Olivier, S Lorentz, E Ubomba-Jaswa, ALK Abia, ... Water Research Commission [online].[cit. 02.03. 2021]. Available at: https …, 2018 | 11 | 2018 |
| Variable water quality of domestic wells emphasizes the need for groundwater quality monitoring and protection: Stinkwater, Hammanskraal, Gauteng RS Baloyi, RE Diamond Water SA 45 (2), 216-224, 2019 | 10 | 2019 |
| Stable isotopes of the thermal springs of the Cape Fold Belt RE Diamond University of Cape Town, 1997 | 9 | 1997 |
| Stable isotope constraints on hydrostratigraphy and aquifer connectivity in the Table Mountain Group RE Diamond, C Harris South African Journal of Geology 2019 122 (3), 317-330, 2019 | 8 | 2019 |
| The thermal springs of the Table Mountain Group: a stable isotope study C Harris, RE Diamond, K Pietersen, R Parsons Pietersen and Parsons (eds.) ditto, 230-235, 2002 | 5 | 2002 |
| South African Hydrostratigraphy: A conceptual framework RE Diamond, MA Dippenaar, S Adams South African Journal of Geology 122 (3), 269-282, 2019 | 4 | 2019 |
| Nitrogen isotopes of Eichhornia crassipes (water hyacinth) confirm sewage as leading source of pollution in Hartbeespoort Reservoir, South Africa R Germishuys, R Diamond South African Journal of Science 118 (7-8), 1-6, 2022 | 3 | 2022 |
| The karst vadose zone: Influence on recharge, vulnerability and surface stability M DIPPENAAR, D SWART, J VAN ROOY, RE DIAMOND Water Research Commission, Pretoria. WRC Report No. TT 779, 19, 2019 | 3 | 2019 |
