Bangun, P. A. B. ., B. . Purba, and M. B. . Sembiring. “Analysis of Employee Performance in Providing Services to the Public at the Payung Subdistrict Office, Karo Regency”. Indonesian Journal of Advanced Research, vol. 5, no. 4, Apr. 2026, pp. 519-30, doi:10.55927/ijar.v5i4.16467.