DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4170
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4760
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4847
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4886
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4824
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4599
DOI: https://doi.org/10.23887/jurnal_tp.v15i1.4819