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Copyright (c) 2019 Nofrial Nofrial, Purwo Prihatin, Wahyono Wahyono, Marten Agung Laksono

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This work is licensed under a Creative Commons Attribution 4.0 International License.

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 International License. ISSN 2301-6027  (print) | ISSN 2685-4708  (online).

 

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