B. Biryanto, A. V. S. Hubeis, K. Matindas, and M. Sarma, “Communication Competence on Apparatus State Civil in the Province Government of Riau”, IJSBAR, vol. 40, no. 2, pp. 55–69, Aug. 2018, Accessed: Sep. 13, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/9148