Published: 2019-07-14

|Abstract views: 1296 | PDF Download: 841 |
https://doi.org/10.25105/jmat.v3i1.4963
|Abstract views: 1794 | PDF Download: 857 |
https://doi.org/10.25105/jmat.v3i1.4964
|Abstract views: 1344 | PDF Download: 987 |
https://doi.org/10.25105/jmat.v3i1.4968
|Abstract views: 1672 | PDF Download: 765 |
https://doi.org/10.25105/jmat.v3i1.4969
|Abstract views: 1066 | PDF Download: 770 |
https://doi.org/10.25105/jmat.v3i1.4966