@article {solomou2015characterization,
	title = {Characterization of Educational Resources in e-Learning Systems Using an Educational Metadata Profile},
	journal = {Journal of Educational Technology \& Society},
	volume = {18},
	number = {4},
	year = {2015},
	pages = {246{\textendash}260},
	publisher = {International Forum of Educational Technology \& Society},
	author = {Solomou, Georgia and Christos J. Pierrakeas and Kameas, Achilles}
}
@proceedings {spyropouloudesign,
	title = {DESIGN AND DEVELOPMENT OF A WEB-BASED TOOL FOR SUPPORTING EDUCATORS DURING AN INSTRUCTIONAL DESIGN PROCESS BASED ON LEARNING OBJECTS},
	journal = {7th Αnnual International Conference on Education and New Learning Technologies},
	year = {2015},
	author = {Spyropoulou, Natalia and Christos J. Pierrakeas and Kameas, Achilles}
}
@article {spyropoulou2015developing,
	title = {Developing a Computer Programming MOOC},
	journal = {Procedia Computer Science},
	volume = {65},
	year = {2015},
	pages = {182{\textendash}191},
	publisher = {Elsevier},
	author = {Spyropoulou, Natalia and Demopoulou, Gerasimoula and Christos J. Pierrakeas and Koutsonikos, Ioannis and Kameas, Achilles}
}
@proceedings {panopoulouexploiting,
	title = {Exploiting Concept Map Mining Process for e- Content Development},
	journal = {7th annual International Conference on Education and New Learning Technologies},
	year = {2015},
	author = {Panopoulou, Chara and Spyropoulou, Natalia and Christos J. Pierrakeas and Kameas, Achilles}
}
@proceedings {panopoulouextented,
	title = {THE EXTENTED CORRELLATION VERB ONTOLOGY: A NEW APPROACH FOR OBJECT PROPERTIES SPECIFICATION WITHIN DOMAIN KNOWLEDGE REPRESENTATION},
	journal = {11th International Conference Applied Computing},
	year = {2015},
	author = {Panopoulou, Chara and Christos J. Pierrakeas and Kameas, Achilles}
}
@article {solomou2015international,
	title = {International Forum of Educational Technology \& Society},
	journal = {Journal of Educational Technology \& Society},
	volume = {18},
	number = {4},
	year = {2015},
	pages = {246{\textendash}260},
	author = {Solomou, Georgia and Christos J. Pierrakeas and Kameas, Achilles}
}
@conference {spyropoulou2014clarifying,
	title = {Clarifying the digital content output formats for mobile learning in higher education},
	booktitle = {Interactive Mobile Communication Technologies and Learning (IMCL), 2014 International Conference on},
	year = {2014},
	pages = {139{\textendash}146},
	publisher = {IEEE},
	organization = {IEEE},
	author = {Spyropoulou, Natalia and Karathanasis, Ioannis and Christos J. Pierrakeas and Kameas, Achilles}
}
@article {spyropoulou2014creating,
	title = {CREATING MOOC GUIDELINES BASED ON BEST PRACTICES},
	journal = {EDULEARN14 Proceedings},
	year = {2014},
	pages = {6981{\textendash}6990},
	publisher = {IATED},
	author = {Spyropoulou, Natalia and Christos J. Pierrakeas and Kameas, Achilles}
}
@conference {pierrakeas2013correlation,
	title = {A correlation verb (CorrVerb) ontology for object properties specification within knowledge domain representations},
	booktitle = {Proceedings of the 6th Balkan Conference in Informatics},
	year = {2013},
	pages = {195{\textendash}200},
	publisher = {ACM},
	organization = {ACM},
	author = {Christos J. Pierrakeas and Panagiotopoulos, Ioannis and Kameas, Achilles}
}
@conference {nikolopoulos2012creating,
	title = {Creating a LO Metadata Profile for Distance Learning: An Ontological Approach.},
	booktitle = {MTSR},
	year = {2012},
	pages = {37{\textendash}48},
	author = {Nikolopoulos, George and Kalou, Aikaterini K and Christos J. Pierrakeas and Kameas, Achilles}
}
@conference {spanaka2012experience,
	title = {Experience from designing and applying collaborative learning services in distance adult education},
	year = {2012},
	author = {Spanaka, Adamantia and Christos J. Pierrakeas and Kameas, Achilles}
}
@conference {nikolopoulos2012modeling,
	title = {Modeling the characteristics of a learning object for use within e-learning applications},
	booktitle = {Proceedings of the Fifth Balkan Conference in Informatics},
	year = {2012},
	pages = {112{\textendash}117},
	publisher = {ACM},
	organization = {ACM},
	author = {Nikolopoulos, George and Solomou, Georgia and Christos J. Pierrakeas and Kameas, Achilles}
}
@inbook {kouneli2012modeling,
	title = {Modeling the knowledge domain of the java programming language as an ontology},
	booktitle = {Advances in Web-Based Learning-ICWL 2012},
	year = {2012},
	pages = {152{\textendash}159},
	publisher = {Springer},
	organization = {Springer},
	author = {Kouneli, Aggeliki and Solomou, Georgia and Christos J. Pierrakeas and Kameas, Achilles}
}
@inbook {panagiotopoulos2012ontological,
	title = {An Ontological Approach for Domain Knowledge Modeling and Management in E-Learning Systems},
	booktitle = {Artificial Intelligence Applications and Innovations},
	year = {2012},
	pages = {95{\textendash}104},
	publisher = {Springer},
	organization = {Springer},
	author = {Panagiotopoulos, Ioannis and Kalou, Aikaterini and Christos J. Pierrakeas and Kameas, Achilles}
}
@article {pierrakeas2012ontological,
	title = {An Ontological Approach in Learning Programming Languages},
	year = {2012},
	author = {Christos J. Pierrakeas and Solomou, Georgia and Kameas, Achilles}
}
@conference {kalou2012ontology,
	title = {An Ontology Model for Building, Classifying and Using Learning Outcomes},
	booktitle = {Advanced Learning Technologies (ICALT), 2012 IEEE 12th International Conference on},
	year = {2012},
	pages = {61{\textendash}65},
	publisher = {IEEE},
	organization = {IEEE},
	author = {Kalou, Aikaterini and Solomou, Georgia and Christos J. Pierrakeas and Kameas, Achilles}
}
@conference {pierrakeas2012ontology,
	title = {An Ontology-Based Approach in Learning Programming Languages},
	booktitle = {Informatics (PCI), 2012 16th Panhellenic Conference on},
	year = {2012},
	pages = {393{\textendash}398},
	publisher = {IEEE},
	organization = {IEEE},
	author = {Christos J. Pierrakeas and Solomou, Georgia and Kameas, Achilles}
}
@inbook {panagiotopoulos2012ontology,
	title = {An Ontology-Based Model for Student Representation in Intelligent Tutoring Systems for Distance Learning},
	booktitle = {Artificial Intelligence Applications and Innovations},
	year = {2012},
	pages = {296{\textendash}305},
	publisher = {Springer Berlin Heidelberg},
	organization = {Springer Berlin Heidelberg},
	author = {Panagiotopoulos, Ioannis and Kalou, Aikaterini and Christos J. Pierrakeas and Kameas, Achilles}
}
