1. Allweyer, T. (2016). BPMN 2.0: introduction to the standard for business process modeling. Pasig City: BoD–Books on Demand.
2. Ananthakrishnan, R., Bryan, J., Chard, K., Foster, I., Howe, T., Lidman, M., & Tuecke, S. (2013). Globus nexus: an identity, profile, and group management platform for science gateways and other collaborative science applications. In Cluster computing (CLUSTER), 2013 IEEE International Conference on (pp. 1–3). New Jersey: IEEE.
3. Anthopoulos, L. G. (2017). Understanding smart cities: a tool for smart government or an industrial trick? (Vol. 22). Cham: Springer International Publishing.
4. Anthopoulos, L., & Fitsilis, P. (2014). Exploring architectural and organizational features in smart cities. In Advanced Communication Technology (ICACT), 2014 16th International Conference on (pp. 190–195). New Jersey: IEEE.
5. Bano, M., & Ikram, N. (2010, August). Issues and challenges of requirement engineering in service oriented software development. In In 2010 Fifth International Conference on Software Engineering Advances (pp. 64–69). New Jersey: IEEE.