Gradien

Vol 13, No 1 (2017)

(Januari 2017)

Table of Contents

Articles

Siska YosmarMail Herlin FransiskaMail Nur AfandiMail
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  Received: 16 Jan 2018; Published:
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Angga PutraMail Suhendra SuhendraMail Ashar Muda LubisMail
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  Received: 7 Mar 2018; Published: 8 Jan 2017
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