Bennett, D. (1997) Dynamic geometry renews interest in an old problem. In James King and Doris Schattschneider (Eds.) Geometry Turned On: Dynamic Software in Learning, Teaching, and Research. The Mathematical Association of America, Math Notes 41.
Courant, R. and Robbins, R. (1941) What is mathematics? Oxford University Press, New York.
deVilliers, M. (1999) Rethinking Proof with Sketchpad Key Curriculum Press.
Figueiras & Deulofeu (2005) Visualising and Conjecturing Solutions for Heron's Problem. CERME 4
Jiang, Zhonghong and McClintock, Edwin (1997) Using The Geometer’s Sketchpad with Preservice Teachers. In King, James R. und Schattenschneider, Doris (Eds.): Geometry turned on - Dynamic software in learning, teaching, and reasearch. Mathematical Association of America.
Keyton, M. (1997) Students Discovering Geometry using Dynamic Geometry Software. In James King and Doris Schattschneider (Eds.) Geometry Turned On: Dynamic Software in Learning, Teaching, and Research. The Mathematical Association of America, Math Notes 41.
King, J. (1997) Quadrilaterals formed by perpendiclar bisectors. In James King and Doris Schattschneider (Eds.) Geometry Turned On: Dynamic Software in Learning, Teaching, and Research. The Mathematical Association of America, Math Notes 41.
Knipping, C. (2005) Personal communication
Langr, J. (1952) Problem E1050. American Mathematical Monthly, 60.
Marrades R., Gutiérrez Á. (2000) Proofs produced by secondary school students learning geometry in a dynamic computer environment Educational Studies in Mathematics, Vol 44, Issues 1&2, Keith Jones, Ángel Gutiérrez Maria Alessandra Mariotti (eds.) 87-125
Olivero, F. (2002) The proving process within a dynamic geometry environment. PhD dissertation, Bristol University.
Pedemonte B. (2003) What kind of proof can be constructed following an abductive argumentation? CERME 3
Pedemonte B. (2002) Étude didactique et cognitive des rapports de l'argumentation et de la démonstration dans l'apprentissage des mathématiques, Thèse Université Joseph Fourier, Grenoble I
Schumann, H. and Green D. (1997) Producing and Using Loci with Dynamic Geometry Software. In James King and Doris Schattschneider (Eds.) Geometry Turned On: Dynamic Software in Learning, Teaching, and Research. The Mathematical Association of America, Math Notes 41.
Supported by a research grant from the Social Sciences and Humanities Research Council of Canada
Page last updated July 2008 by David Reid