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Behr, Merlyn J.
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Literatur
Order and equivalence of rational numbers: a cognitive analysis
Post, Thomas R.
;
Wachsmuth, Ipke
;
Lesh, Richard
;
Behr, Merlyn J.
In: Journal for research in mathematics education, Vol. 16 Issue 1, page 18-36
1985
Order and equivalence of rational numbers: a clinical teaching experiment
Behr, Merlyn J.
;
Wachsmuth, Ipke
;
Post, Thomas R.
;
Lesh, Richard
In: Journal for research in mathematics education, Vol. 15 Issue 5, page 323-341
1984
Selected results from the rational number project
Post, Thomas R.
;
Behr, Merlyn J.
;
Lesh, Richard
;
Wachsmuth, Ipke
;
Streefland, Leen (Ed.)
In: Proceedings of the Ninth International Conference for the Psychology of Mathematics Education, Vol. vol. 1: Individual contributions, page 342-351
1985