@conference {KorBleDohKreLibMer-IIGEFTERFCIP-2009,
	title = {Interoperable Interactive Geometry For Europe {\textendash} First Technological and Educational Results and Future Challenges of the Intergeo Project},
	booktitle = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education. January 28th - February 1st 2009, Lyon (France)},
	year = {2009},
	month = {January},
	publisher = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education},
	organization = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education},
	address = {Lyon (France)},
	abstract = {In this overview article we describe the manifold achievements and challenges of Intergeo, a project co-funded within the eContentplus programme2 of the European Union.},
	keywords = {Intergeo, refereed},
	url = {http://www.inrp.fr/publications/edition-electronique/cerme6/wg7-11-kortenkamp.pdf},
	author = {Kortenkamp, Ulrich and Blessing, Axel M. and Dohrmann, Christian and Kreis, Yves and Libbrecht, Paul and Mercat, Christian}
}
@conference {KorBleDohKreLibMer-IIGEFTERFCIP-2009,
	title = {Interoperable Interactive Geometry For Europe {\textendash} First Technological and Educational Results and Future Challenges of the Intergeo Project},
	booktitle = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education. January 28th - February 1st 2009, Lyon (France)},
	year = {2009},
	month = {January},
	publisher = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education},
	organization = {Proceedings of the Sixth Congress of the European Society for Research in Mathematics Education},
	address = {Lyon (France)},
	abstract = {<p>
	In this overview article we describe the manifold achievements and challenges of Intergeo, a project co-funded within the eContentplus programme2 of the European Union.</p>
},
	keywords = {refereed},
	url = {http://www.inrp.fr/publications/edition-electronique/cerme6/wg7-11-kortenkamp.pdf},
	author = {Kortenkamp, Ulrich and Blessing, Axel M. and Dohrmann, Christian and Kreis, Yves and Libbrecht, Paul and Mercat, Christian}
}
