Table of Contents
Articles
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meliana simangunsong
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1 - 9
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Purwatiningsih MIPA
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10 - 16
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Fauzan Al-Amin Harahap, Husnarika Febriani, Nurlian Augustin Ningrum
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17 - 25
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Nur Khurotul A'in, Rofiatun Solekha
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