Published: 2015-12-30

DOI: https://doi.org/10.29122/jstmc.v16i2.1046
DOI: https://doi.org/10.29122/jstmc.v16i2.1047
DOI: https://doi.org/10.29122/jstmc.v16i2.1048
DOI: https://doi.org/10.29122/jstmc.v16i2.1049
DOI: https://doi.org/10.29122/jstmc.v16i2.1050