Discovering business rules from business process models are of advantage toensure the compliance of business processes with business rules. Furthermore itprovides the agility of business processes in case of business rules evolution.Current approaches are limited on types of rules that can be discovered. Thispaper analyses the expression power of some popular business process modellinglanguages in embedding business rules in its presentation and providesindicators to extract various types of business rules from business processmodels.
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