An Overview of the Unified Service Description Language. - Anis Charfi; Benjamin Schmeling; Francesco Novelli; Heiko Witteborg; Uwe Kylau (ECOWS, 2010)

A model-driven approach to developing web service compositions based on BPMN4SOA. - Anis Charfi; Sameh Hbaieb Turki; Ayman Chaâbane; Heiko Witteborg; Rafik Bouaziz (Int. J. Reason. based Intell. Syst., 2011)

Business Process Extensions as First-Class Entities - A Model-Driven and Aspect-Oriented Approach. - Heiko Witteborg; Anis Charfi; Mohamed Aly; Ta'id Holmes (ICSOC, 2012)

Method and System for In-Place Modeling of Business Process Extensions as First-Class Entities. - Heiko Witteborg; Anis Charfi; Wei Wei 015; Ta'id Holmes (ICSOC Workshops, 2013)

Weaving Aspects and Business Processes through Model Transformation. - Heiko Witteborg; Anis Charfi; Daniel Colomer Collell; Mira Mezini (ESOCC, 2014)