@article {KorLab-IIGEI-2011,
	title = {Interoperable {I}nteractive {G}eometry for {E}urope: an introduction},
	journal = {ZDM {\textendash} The International Journal on Mathematics Education},
	year = {2011},
	note = {10.1007/s11858-011-0340-7},
	pages = {1-3},
	publisher = {Springer Berlin / Heidelberg},
	keywords = {herausgeber},
	issn = {1863-9690},
	url = {http://dx.doi.org/10.1007/s11858-011-0340-7},
	author = {Kortenkamp, Ulrich and Laborde, Colette}
}
