1. IEEE Std. 1219: Standard for Software Maintenance. IEEE Computer Society Press, Los Alamitos CA, USA (1993)
2. Kahloun, F., Ghannouchi Ayachi, S.: Improvement of quality for business process modeling driven by guidelines. In: International Conference on Knowledge Based and Intelligent Information and Engineering Systems (2018)
3. Vanderfeesten, I., Cardoso, J., Mendling, J., Reijers, H.A., van der Aalst, W.: Quality metrics for business process models. BPM Workflow Handbook 144, 179–190 (2007)
4. Oktay, T.: Towards a maintainability model for business processes adapting a software maintainability model (position paper). In: IEEE 1st International Workshop on Communicating Business Process and Software Models Quality, Understandability, and Maintainability (CPSM) (2013)
5. Rolon, E., Ruiz, F., García, F., Piattini, M.: Applying software metrics to evaluate business process models. CLEI Electron. J. 9(1), 5 (2006)