Gionata Carmignani and  Mario G. C. A. Cimino and  Franco Failli,  Process Modeling and Problem Solving: Connecting Two Worlds by BPMN.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2014, vol. 92(8). 1377 - 1385
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/9999111.