relation: http://repository.uhamka.ac.id/id/eprint/24720/ title: https://journal.walisongo.ac.id/index.php/perj/article/view/10918 creator: Martin, Martin subject: ZA4450 Databases publisher: Physics Education Research Journal type: Other type: NonPeerReviewed format: text language: en identifier: http://repository.uhamka.ac.id/id/eprint/24720/1/10918-40295-1-PB.pdf identifier: Martin, Martin https://journal.walisongo.ac.id/index.php/perj/article/view/10918. Physics Education Research Journal.