The following publications are possibly variants of this publication:
- Declarative versus Imperative Process Modeling Languages: The Issue of UnderstandabilityDirk Fahland, Daniel Lübke, Jan Mendling, Hajo A. Reijers, Barbara Weber, Matthias Weidlich, Stefan Zugal. caise 2009: 353-366 [doi]
- Declarative versus Imperative Process Modeling Languages: The Issue of MaintainabilityDirk Fahland, Jan Mendling, Hajo A. Reijers, Barbara Weber, Matthias Weidlich, Stefan Zugal. BPM 2010: 477-488 [doi]