https://openjournal.unpam.ac.id/index.php/pgd/article/view/19645 2022-04-06 monthly 0.8 https://openjournal.unpam.ac.id/index.php/pgd/article/view/19646 2022-04-06 monthly 0.8 https://openjournal.unpam.ac.id/index.php/pgd/article/view/19647 2022-04-06 monthly 0.8 https://openjournal.unpam.ac.id/index.php/pgd/article/view/19648 2022-04-06 monthly 0.8 https://openjournal.unpam.ac.id/index.php/pgd/article/view/19649 2022-04-06 monthly 0.8