Turning Web 2.0 Social Software into Collaborative Learning and Knowledge Management Solutions. - Denis Gillet; Chiu-Man Yu; Sandy El Helou (ERCIM News, 2007)

The eLogBook Framework: Sustaining Interaction, Collaboration, and Learning in Laboratory-oriented CoPs. - Yassine Aziz Rekik; Denis Gillet; Sandy El Helou; Christophe Salzmann (Int. J. Web Based Learn. Teach. Technol., 2007)

Turning Web 2.0 Social Software into Versatile Collaborative Learning Solutions. - Denis Gillet; Sandy El Helou; Chiu-Man Yu; Christophe Salzmann (ACHI, 2008)

Feed-oriented awareness services for e-logbook mobile users. - Sandy El Helou; Denis Gillet; Christophe Salzmann; Yassine Aziz Rekik (Int. J. Mob. Learn. Organisation, 2008)

A Study of the Acceptability of a Web 2.0 Application by Higher-Education Students Undertaking Collaborative Laboratory Activities. - Sandy El Helou; Denis Gillet; Christophe Salzmann; Chiu-Man Yu (ACHI, 2009)

The 3A contextual ranking system: simultaneously recommending actors, assets, and group activities. - Sandy El Helou; Christophe Salzmann; Stéphane Sire; Denis Gillet (RecSys, 2009)

The 3A Interaction Model: Towards Bridging the Gap between Formal and Informal Learning. - Sandy El Helou; Na Li 010; Denis Gillet (ACHI, 2010)

Graaasp: a web 2.0 research platform for contextual recommendation with aggregated data. - Evgeny Bogdanov; Sandy El Helou; Denis Gillet; Christophe Salzmann; Stéphane Sire (CHI Extended Abstracts, 2010)

Using Social Software for Teamwork and Collaborative Project Management in Higher Education. - Na Li 010; Carsten Ullrich; Sandy El Helou; Denis Gillet (ICWL, 2010)

The 3A Personalized, Contextual and Relation-based Recommender System. - Sandy El Helou; Christophe Salzmann; Denis Gillet (J. Univers. Comput. Sci., 2010)

The 3A Interaction Model and Relation-Based Recommender System - Adopting Social Media Paradigms in Designing Personal Learning Environments. - Sandy El Helou (2010)

A social media platform in higher education. - Evgeny Bogdanov; Freddy Limpens; Na Li 010; Sandy El Helou; Christophe Salzmann; Denis Gillet (EDUCON, 2012)

A Federated Recommender System for Online Learning Environments. - Lei Zhou; Sandy El Helou; Laurent Moccozet; Laurent Opprecht; Omar Benkacem; Christophe Salzmann; Denis Gillet (ICWL, 2012)

A recommender system for job seeking and recruiting website. - Yao Lu; Sandy El Helou; Denis Gillet (WWW (Companion Volume), 2013)