R. Okou, A. B. Sebitosi, A. Khan, and P. Pillay, “The potential impact of small-scale flywheel energy storage technology on Uganda’s energy sector”, J. energy South. Afr., vol. 20, no. 1, pp. 14–19, Feb. 2009, doi: 10.17159/2413-3051/2009/v20i1a3297.