• 题名: Proceedings of the Ninth International Congress on Mathematical Education
    作者: Hiroshi Fujita, Yoshihiko Hashimoto, Bernard R. Hodgson, Peng Yee Lee, Stephen Lerman, Toshio Sawada
    索书号: http://link.springer.com/openurl?genre=book&isbn=978-1-4020-8093-7