Conceptual Modelling.-Enterprise Ontology-Driven Development -- Requirements Engineering for Model-Based Enterprise Architecture Management with ArchiMate -- Towards OntoUML for Software Engineering: Optimizing Kinds and Subkinds Transformed into Relational Databases -- Enterprise Engineering -- An improved way for measuring simplicity during process discovery -- IT-Business Alignment Problem Solution by Means of Zachman Model: Case of Woodworking Enterprise -- The simplified enterprise architecture management methodology for teaching purposes -- Toward Development Tools for Augmented Reality Applications - a Practitioner Perspective -- Formal Methods -- Enhanced Benchmark Datasets for a Comprehensive Evaluation of Process Model Matching Techniques -- Investigating the applicability of the Normalized Systems Theory on IT infrastructure systems -- The DEMO Co-Creation and Co-Production Model and its Utilization -- The Intellectual Dimension of IT-Business Alignment Problem: Alloy Application -- Invited Workshop Notes -- Methods for evaluating the quality of process modelling tools.