@inproceedings{5ba0d0e3c79848c587ed8f93022acff8,
title = "How much does Cabri do the work for the students?",
author = "F Olivero and O Robutti",
note = "Conference Organiser: PME 26, University of East Anglia",
year = "2002",
month = jul,
language = "English",
isbn = "0953998363",
volume = "4",
pages = "9 -- 16",
editor = "Cockburn, \{Anne D.\} and Elena Nardi",
booktitle = "International Group for the Psychology of Mathematics Education : PME 26, University of East Anglia",
publisher = "Norwich: University of East Anglia, School of Education and Professional Development",
}