RUMIYATI, Rumiyati; OKTYAWATI, Dianila. Developing Kopaja.id as a fun online learning in general tax conditions topic. Jurnal Pendidikan Vokasi, [S. l.], v. 10, n. 3, p. 282–289, 2020. DOI: 10.21831/jpv.v10i3.36023. Disponível em: https://jurnal.uny.ac.id/index.php/jpv/article/view/36023. Acesso em: 14 may. 2025.