P De Bra, GJ Houben, H Wu

Proceedings of the tenth ACM Conference on Hypertext and hypermedia …, 1999

PD Bra, L Calvi

New Review of Hypermedia and Multimedia 4 (1), 115-139, 1998

P De Bra, A Aerts, B Berden, B De Lange, B Rousseau, T Santic, D Smits, ...

Proceedings of the fourteenth ACM conference on Hypertext and hypermedia, 81-84, 2003

PME De Bra, RDJ Post

Computer Networks and ISDN Systems 27 (2), 183-192, 1994

P De Bra, P Brusilovsky, GJ Houben

ACM Computing Surveys (CSUR) 31 (4es), 12-es, 1999

J Paredaens, P De Bra, M Gyssens, D Van Gucht

Springer Science & Business Media, 2012

P De Bra, L Calvi

Proceedings of the 2nd Workshop on Adaptive Hypertext and Hypermedia, 5-12, 1998

E Knutov, P De Bra, M Pechenizkiy

New review of hypermedia and multimedia 15 (1), 5-38, 2009

C Romero, S Ventura, PD Bra

User Modeling and User-Adapted Interaction 14 (5), 425-464, 2004

C Romero, S Ventura, A Zafra, P De Bra

Computers & Education 53 (3), 828-840, 2009

P De Bra, GJ Houben, Y Kornatzky, R Post

RIAO 48, 1-493, 1994

NV Stash, AI Cristea, PM De Bra

Proceedings of the 13th international World Wide Web conference on Alternate …, 2004

P De Bra

Proceedings of the 2nd Workshop on Adaptive Systems and User Modeling on the …, 1999

H Wu, E De Kort, P De Bra

Proceedings of the 12th ACM Conference on Hypertext and Hypermedia, 141-150, 2001

P De Bra, L Aroyo, V Chepegin

Journal of Digital Information 5 (1), 2004

P De Bra, JP Ruiter

WebNet, 262-268, 2001

A Aerts, D Smits, N Stash, P De Bra

E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare …, 2002

PME De Bra

Web site: http://aace. virginia. edu/aace/conf/webnet/html/110/110. htm, 1996

C Romero, S Ventura, JA Delgado, PD Bra

European conference on technology enhanced learning, 292-306, 2007

P De Bra, D Smits, N Stash

Proceedings of the seventeenth conference on Hypertext and hypermedia, 171-195, 2006