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- [32] Difficulties in naming quantities when primary students solve word problems in an algebraic way INVESTIGACION EN EDUCACION MATEMATICA XVII, 2013, : 301 - 309
- [36] KNOWLEDGE BUILDING AND KNOWLEDGE FORUM: GRADE 4 STUDENTS COLLABORATE TO SOLVE LINEAR GENERALIZING PROBLEMS PME 30: PROCEEDINGS OF THE 30TH CONFERENCE OF THE INTERNATIONAL GROUP FOR THE PSYCHOLOGY OF MATHEMATICS EDUCATION, VOL 4, 2006, : 193 - 199