Competence-based Knowledge Structures for Personalised Learning. - Jürgen Heller; Birgit Mayer; Cord Hockemeyer; Dietrich Albert (ELeGI Conference, 2005)

Cognitive Structural Modelling of Skills for Technology-Enhanced Learning. - Dietrich Albert; Cord Hockemeyer; Birgit Mayer; Christina M. Steiner (ICALT, 2007)

A Genetic Algorithm for the Unequal Area Facility Layout Problem. - Udo Buscher; Birgit Mayer; Tobias Ehrig (OR, 2012)