By Hemmi Kirsti   in Educational Studies in Mathematics

ISSN:0013-1954|75|3|271-291

Springer Publishing Company ‎(2010)‎

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By Hemmi Kirsti   Lepik Madis   Viholainen Antti   in Journal of Curriculum Studies

ISSN:1366-5839|45|3|354-378

Routledge Ltd‎(2013)‎

Access to resources Favorite 13.082007