https://doi.org/10.22290/jbnc.v29i01.1711
https://doi.org/10.22290/jbnc.v29i01.1713
https://doi.org/10.22290/jbnc.v29i01.1715
https://doi.org/10.22290/jbnc.v29i01.1717
https://doi.org/10.22290/jbnc.v29i01.1719
https://doi.org/10.22290/jbnc.v29i01.1721