@article{01184410, title = {Drawing instruments: Theories and practices from history to didactics.}, journal = {Documenta Mathematica}, year = {1998}, pages = {735-746}, zbl = {0912.00008}, language = {en}, url = {http://dml.mathdoc.fr/item/01184410} }
Bartolini Bussi, M.G. Drawing instruments: Theories and practices from history to didactics.. Documenta Mathematica, (1998), pp. 735-746. http://gdmltest.u-ga.fr/item/01184410/