Published: 2020-09-01

DOI: https://doi.org/10.30656/protekinfo.v7i.5025
DOI: https://doi.org/10.30656/protekinfo.v7i.5029
DOI: https://doi.org/10.30656/protekinfo.v8i1.5017
DOI: https://doi.org/10.30656/protekinfo.v7i.5054
DOI: https://doi.org/10.30656/protekinfo.v7i.5057