Items by "Yonata, Bertha"
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Yonata, Bertha and Novita, Dian and Azizah, Utiya and Mitarlis, Mitarlis (2020) First Year Conception of Students in the Concept of Atom and Periodec System Elements. In: Proceedings of the 7th Mathematics, Science, and Computer Science Education International Seminar, MSCEIS 2019, 12 October 2019, Bandung, West Java, Indonesia.
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