Vol. 6 No. 2 (2019)
Published:
2019-12-30
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https://doi.org/10.24252/jis.v6i2.10207 Views: 495 / PDF Downloads: 335 / PDF Downloads: 0
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https://doi.org/10.24252/jis.v6i2.12066 Views: 284 / PDF Downloads: 156
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https://doi.org/10.24252/jis.v6i1.12159 Views: 294 / PDF Downloads: 153