@articleSoyka_Ullrich_Striewe_Schaper_2023, title=Comparison of Required Competences and Task Material in Modeling Education, volume=18, DOI=10.18417/EMISA.18.7, number=7, journal=Enterprise Modelling and Information Systems Architectures, author=Soyka, Chantal and Ullrich, Meike and Striewe, Michael and Schaper, Niclas, year=2023 

@articleSoyka_Schaper_Bender_Striewe_Ullrich_2022, title=Toward a Competence Model for Graphical Modeling, volume=23, DOI=10.1145/3567598, number=115, journal=ACM Transactions on Computing Education, publisher=Association for Computing Machinery, author=Soyka, Chantal and Schaper, Niclas and Bender, Elena and Striewe, Michael and Ullrich, Meike, year=2022