Bernhard G. Humm and  Janina Fengel,  Assessing Semantic Consistency of Business Process Models.   journal   = {International Journal of Industrial and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2012, vol. 66(6). 1114 - 1119
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/735.