In: Advances in technology-based education. Toward a knowledge-based society. Proceedings of 2nd international conference on multimedia and information and communication technologies in education. m-ICTE2003. Badajoz, Vol. 2..
Technology-enhanced learning with ubiquitous applications of integrated web, digital TV and mobile technologies. Hubuska open workshop. 6th elearning forum. Proceedings. Budapest, 2005
In: Digital Presentation and Preservation and Preservation of Cultural and Scientific Heritage, International Conference, Veliko Tarnovo, Bulgaria, September 18-21, 2012, Proceedings, 2012-09-18 - 2012-09-21, Veliko Trunovo, Bulgária.
Extending the GUIDE@HAND Tourist Guide Application with QR Codes for Museum Learning