| Unlocking Open Educational Resources (OERs) Interaction Data. | 1 | 0.35 | 2013 |
| The Simple Publishing Interface (SPI). | 2 | 0.40 | 2010 |
| Taming the Metadata Beast: ILOX. | 2 | 0.66 | 2010 |
| A Federated Authorization Service for Bridging Learning Object Distribution Models | 3 | 0.50 | 2009 |
| Towards a pan-European learning resource exchange infrastructure | 8 | 1.06 | 2009 |
| Mediating Distribution Models and Access Control for the Exchange of Learning Objects | 0 | 0.34 | 2009 |
| Interoperability for Searching Learning Object Repositories: The ProLearn Query Language | 24 | 1.61 | 2008 |
| Proceedings of the First International Workshop on Learning Object Discovery & Exchange, LODE 2007, Sissi, Lassithi - Crete Greece, 18 September, 2007 | 12 | 2.53 | 2008 |
| Binding the Simple Query Interface | 0 | 0.34 | 2007 |
| LIMBS: Open Source, Open Standards, and Open Content To Foster Learning Resource Exchanges | 6 | 1.51 | 2006 |
| Spinning Interoperable Applications for Teaching & Learning using the Simple Query Interface | 12 | 1.33 | 2006 |
| CELEBRATE's Lessons | 2 | 0.41 | 2006 |
| Integrating Two Descriptions of Taxonomies with Materialization | 3 | 0.44 | 2004 |
| Federated Search of Learning Object Repositories: the CeLeBraTe Approach | 5 | 0.89 | 2004 |
| Federation and Brokerage of Learning Objects and Their Metadata | 5 | 0.98 | 2004 |
| Metadata Management in the Celebrate European Learning Network | 0 | 0.34 | 2003 |
| Materialization: A Powerful and Ubiquitous Abstraction Pattern | 43 | 34.45 | 1994 |
