1. Department of Industrial Engineering, Stellenbosch University, Stellenbosch, 7602, Republic of South Africa
2. Department of Industrial Engineering, Stellenbosch University AND DST-NRF Centre of Excellence in Scientometrics and Science, Technology and Innovation Policy (SciSTIP), Stellenbosch University, Matieland, 7602, Republic of South Africa
3. Department of Industrial Engineering, Stellenbosch University AND Council for Scientific and Industrial Research (CSIR), Pretoria, 0001, Republic of South Africa
4. Department of Industrial Engineering, Stellenbosch University AND Council for Scientific and Industrial Research (CSIR), Stellenbosch, 7602, Republic of South Africa