Kwembur, I., J. . Crozier McCleland, E. van Dyk, and F. Vorster. “Monitoring the Natural Recovery of Potential Induced Degradation in Poly-Crystalline Photovoltaic Modules”. Journal of Energy in Southern Africa, vol. 33, no. 1, Mar. 2022, doi:10.17159/2413-3051/2022/v33i1a8611.