Vol. 6 No. 2 (2019)
Published:
2019-12-30
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https://doi.org/10.24252/jis.v6i2.10207 Views: 437 / PDF Downloads: 277 / PDF Downloads: 0
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https://doi.org/10.24252/jis.v6i2.12066 Views: 274 / PDF Downloads: 144
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https://doi.org/10.24252/jis.v6i1.12159 Views: 273 / PDF Downloads: 127