| Content of Issue 19 DOI: 10.3217/jucs-016-19
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| Advances in Authoring of Adaptive Web-based Systems | A.I. Cristea, R. Carro, C.D. Stewart | 2754 | 
| Merging Strategies for Authoring QoE-based Adaptive Hypermedia | J. Scotton, S. Moebs, J. McManis, A.I. Cristea | 2756 | 
| Authoring and Delivering Personalised Simulations — an Innovative Approach to Adaptive eLearning for Soft Skills | C. Gaffney, D. Dagger, V. Wade | 2780 | 
| Authoring of Probabilistic Sequencing in Adaptive Hypermedia with Bayesian Networks | S. Gutierrez-Santos, J. Mayor-Berzal, C. Fernandez-Panadero, C. Delgado Kloos | 2801 | 
| Execution Model and Authoring Middleware Enabling Dynamic Adaptation in Educational Scenarios Scripted with PoEML | R. Perez-Rodriguez, M. Caeiro-Rodríguez, L. Anido-Rifon, M. Llamas-Nistal | 2821 | 
| A Tool for Managing Domain Knowledge and Helping Tutors in Intelligent Tutoring Systems | P. Kyriakou, I. Hatzilygeroudis, J. Garofalakis | 2841 | 
| Model-driven Transformation and Validation of Adaptive Educational Hypermedia using CAVIAr | M. Melia, C. Pahl | 2862 | 
| A Method for Supporting Heterogeneous-Group Formation through Heuristics and Visualization | P. Paredes, A. Ortigosa, P. Rodriguez | 2882 |