Satriadi, S., C. . Marlinda, I. . Ilyas, and L. A. . Savitri. “Working Effectiveness Of Batu Ix Subdistrict Office, Tanjungpinang East Sub-District, Tanjungpinang City : Efektifitas Kerja Kantor Kelurahan Batu Ix Kelurahan Tanjungpinang Timur Kota Tanjungpinang”. Academia Open, vol. 8, no. 2, Aug. 2023, p. 10.21070/acopen.8.2023.7200, doi:10.21070/acopen.8.2023.7200.