@conference {19838,
	title = {Integrating research teams: the TELMA approach},
	booktitle = {Proceedings of the Fifth Conference of the European Society for Research in Mathematics Education (CERME 5)},
	year = {2007},
	pages = {1648-1657},
	author = {M Cerulli and J-P. Georget and M Maracci and G Psycharis and J Trgalova},
	editor = {D Pitta-Pantazi and G Philippou}
}
