Umar Ong, M. I., and M. A. Ameedeen. “A Business Process Modelling and Notation Meta-Model Approach to Enhance Prioritization for Decision-Making in Requirement Engineering”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 8, no. 6, Sept. 2016, pp. 109-12, https://jtec.utem.edu.my/jtec/article/view/1257.