3David P. Baker. Compared to Japan, the U.S. Is aLow Achiever... Really: New Evidence and Comment on Westbury. Educational Researcher, Vol. 22, No. 3, 1993,18-20.
4Christine Keitel and Jeremy Kilpatrick. The Rationality and Irrationality of International Comparative Studies.In Gabriele Kaiser, Eduardo Luna and Ian Huntley (Ed.),International Comparisons in Mathematics Education, 241.
5David Clarke. International Comparative Research in Mathematics Education. In Alan J. Bishop, M.A. Clements, Christine Keitel, Jeremy Kilpatrick and Frederick K. S. Leung (ed), Second International Handbook of Mathematics Education, Kluwer Academic Publishers, 173,172,177,161.
7Clarke David. Developments in International Comparative Research in Mathematics Education: Problematising Cultural Explanations. Pre-conference Proceedings of ICMI Comparative Study Conference. 2002.
