@inproceedings{3a160c75baed467387e2d68044a68172,
title = "Mathematics as a tool-driven practice: the use of material and conceptual artefacts in mathematics",
author = "Kjeldsen, {Tinne Hoff} and Johansen, {Mikkel Willum}",
year = "2015",
language = "English",
isbn = "978-87-7684-737-1",
pages = "79--95",
editor = "Evelyne Barbin and Jankvist, {Uffe T.} and Kjeldsen, {Tinne Hoff}",
booktitle = "History and Epistemology in Mathematics Education Proceedings of the Seventh European Summer University ESU 7",
}