DOI: https://doi.org/10.23887/jurnal_tp.v15i2.5648
DOI: https://doi.org/10.23887/jurnal_tp.v15i2.5890
DOI: https://doi.org/10.23887/jurnal_tp.v15i2.6038
DOI: https://doi.org/10.23887/jurnal_tp.v15i2.5939
DOI: https://doi.org/10.23887/jurnal_tp.v15i2.5929
DOI: https://doi.org/10.23887/jurnal_tp.v15i2.5146