Usability evaluation on teaching and applying model-driven object oriented approaches for PLC software. - Birgit Vogel-Heuser; Steven Braun; Martin Obermeier; Fabian Jobst; Karin Schweizer (ACC, 2012)

Evaluation of a UML-Based Versus an IEC 61131-3-Based Software Engineering Approach for Teaching PLC Programming. - Birgit Vogel-Heuser; Martin Obermeier; Steven Braun; Kerstin Sommer; Fabian Jobst; Karin Schweizer (IEEE Trans. Educ., 2013)