Momoniat, E. ., Moremedi, M., & Mahomed, F. M. (2021). Professor D.P. Mason (MASSAF, FRSSAF) on the occasion of his 75th birthday: A lifetime contribution to the development of Applied Mathematics in South Africa. South African Journal of Science, 117(1/2). https://doi.org/10.17159/sajs.2021/9114