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[文献書誌] T.Yoshioka, K.J.Fuchs, A.Dominik, H.Nishizawa: "Remedial Education of Symbolic Fractional Calculations Focused on Each Calculating Step"Proceedings of the Sixth Asian Technology Conference in Mathematics. 205-212 (2001)
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[文献書誌] H.Nishizawa, Y.Kajiwara, T.Yoshioka: "Partial evaluation of mathematical expressions as a teaching tool"Proceedings of the fourth International Mathematica Symposium. 375-382 (2001)
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[文献書誌] S.Matsui, H.Nishizawa, T.Yoshioka: "Similarity of Two Fractional Expressions and the Relation with Careless Mistakes"Proceedings of the International Conference on Computers in Education/School Net200l. Vol.3. 1263-1266 (2001)
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[文献書誌] H.Nishizawa, Y.Kajiwara, T.Yoshioka: "Remedial Education of Quadratic Functions Using a WWW-based On-line Exercise System"Proceedings of Fifth International Conference on Technology in Mathematics Teaching. (2001)