| Issue Date | Title | Author(s) |
| 2023 | Anaerobic digestion of primary winery wastewater sludge and evaluation of the character of the digestate as a potential fertilizer | Kaira, W. M ; Kimpiab, Elyse ; Mpofu, A.B ; Holtman, Gareth Alistair ; Ranjan, Amrita ; Welz, Pamela Jean |
| 2023 | Anaerobic digestion of primary winery wastewater sludge and evaluation of the character of the digestate as a potential fertilizer | Kaira, Walusungu M. ; Kimpiab, Elyse ; Mpofu, Ashton Busani ; Holtman, Gareth Alistair ; Ranjan, A. ; Welz, Pamela Jean |
| 2023 | Biosand reactors for remediation of winery effluent in support of a circular economy and the positive effect of sand fractionation on hydraulic and operational performance | Holtman, Gareth Alistair ; Haldenwang, Rainer ; Welz, Pamela Jean |
| 2022 | Calcite dissolution and bioneutralization of acidic wastewater in biosand reactors | Holtman, Gareth Alistair ; Haldenwang, Rainer ; Welz, Pamela Jean |
| 2022 | Comparison of continuous and pulse mode of operation of pilot biosand reactors treating winery effluent | Holtman, Gareth Alistair ; Haldenwang, Rainer ; Welz, Pamela Jean |
| 2022 | Effect of particle character and calcite dissolution on the hydraulic conductivity and longevity of biosand filters treating winery and other acidic effluents | Holtman, Gareth Alistair ; Haldenwang, Rainer ; Welz, Pamela Jean |
| 2023 | Resource recovery from tannery wastewater using an integrated biological system: towards a circular bioeconomy and net positive tannery operations | Mpofu, Ashton ; Kaira, Walusungu Maclean ; Holtman, Gareth Alistair ; Oyekola, Oluwaseun ; Van Hille, Robert Paul ; Welz, Pamela |
| 2022 | Treatment wetlands and phyto-technologies for remediation of winery effluent: Challenges and opportunities | Mader, Anthony E. ; Holtman, Gareth Alistair ; Welz, Pamela Jean |