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Copyright (c) 2019 Stefanus Yulianto

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

Jurnal Teknologi Sistem Informasi dan Aplikasi (ISSN: 2654-3788 e-ISSN: 2654-4229) 



This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) License