Published: 2019-08-18
Articles
|
Abstract views: 1206 |
PDF Download: 774 |
https://doi.org/10.25105/ber.v18i1.5175



|
Abstract views: 1130 |
PDF Download: 1002 |
https://doi.org/10.25105/ber.v18i1.5308



|
Abstract views: 955 |
PDF Download: 776 |
https://doi.org/10.25105/ber.v18i1.5306



|
Abstract views: 1083 |
PDF Download: 846 |
https://doi.org/10.25105/ber.v18i1.5305


