Accredited by Ministry of Research and Technology of Higher Education of Indonesia 2016 2016 2020
Heri Retnawati https://www.scopus.com/authid/detail.uri?authorId=56896145400 (Scopus ID: 56896145400) Department of Mathematics Education, Universitas Negeri Yogyakarta Indonesia
ORCID ID: http://orcid.org/0000-0002-1792-5873
Google Scholar: https://scholar.google.com
Samsul Hadi Fakultas Teknik, Universitas Negeri Yogyakarta Indonesia
Ariyadi Chandra Nugraha Universitas Negeri Yogyakarta Indonesia
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