Iyawa, G. E., Herselman, M. E., & Coleman, A. (2016). Customer Interaction in Software Development: A Comparison of Software Methodologies Deployed in Namibian Software Firms. The Electronic Journal of Information Systems in Developing Countries, 77(1), 1-13. https://doi.org/10.1002/j.1681-4835.2016.tb00560.x