Rationale Models for Conceptual Modeling. - Sina Lehrmann; Werner Esswein (GfKl, 2007)

The Potential of Reference Modeling for Simulating Mobile Construction Machinery. - Werner Esswein; Sina Lehrmann; Jeannette Stark (Business Process Management Workshops, 2009)

About the Need for Semantically Enriched Reference Models. - Werner Esswein; Sina Lehrmann (AMCIS, 2013)

Categories for Description of Reference Models. - Sunna Torge 001; Werner Esswein; Sina Lehrmann; Bernhard Thalheim (EJC, 2013)