Saparin, S., E. Wijianti, and R. Rodiawan. “Gerakan Indonesia Melayani "Improving The Community Complaint System" In Batu Beriga Village, Lubuk Besar Sub-District, Central Bangka Regency”. Jurnal Pengabdian Kepada Masyarakat Universitas Bangka Belitung, Vol. 5, no. 2, Jan. 2019, pp. 50-52, doi:10.33019/jpu.v5i2.749.