Rita Nataliawati, Umar Yeni Suyanto, Hilda Julfi Hikmawan and Melisa Husniyyah (2020) “Penerapan Self Assesment System PPh Pasal 21 Untuk UMKM”, Jurnal DIKMAS, 2(1), pp. 30–35. doi: 10.55606/dikmas.v2i1.161.