ClassSheets - model-based, object-oriented design of spreadsheet applications. - Jan-Christopher Bals; Fabian Christ; Gregor Engels; Martin Erwig (J. Object Technol., 2007)

A Generic Meta-model-Based Approach for Specifying Framework Functionality and Usage. - Fabian Christ; Jan-Christopher Bals; Gregor Engels; Christian Gerth; Markus Luckey (TOOLS (48), 2010)

Kompatibilitätsanalyse bei Evolution framework-basierter Anwendungen. - Fabian Christ; Jan-Christopher Bals (Software Engineering (Workshops), 2011)