# Development of Learning Devices Based on Contextual Teaching and Learning Model Based on the Context of Aceh Cultural to Improve Mathematical Representation and Self-efficacy Ability of SMAN 1 Peureulak Students

> Research article (Digital Repository Universitas Negeri Medan (Universitas Negeri Medan), 2017) · cited 12× · AI/ML

**Wikidata**: [openalex:W2764019589](https://www.wikidata.org/wiki/openalex:W2764019589)  
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