Vol 4, No 1

May 2021

DOI: https://doi.org/10.24821/dtr.v4i1

Table of Contents

Articles

Sri Rustiyanti
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1-9
Purwanto Lephen
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10-20
Kasidi Hadiprayitno
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21-35
Deden Haerudin
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36-43
EDY SUISNO, ISWANDI ISWANDI, R.M PRAMUTOMO, LILI SUPARLI, NOVESAR JAMARUN
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44-56