A General Model of Algebraic Problem Solving for the Design of Interactive Learning Environments
1992 ◽
pp. 267-285
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2004 ◽
Vol 14
(6)
◽
pp. 472
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2017 ◽
Vol 26
(1)
◽
pp. 1-2
◽
2019 ◽
pp. 1-19
◽