Iskandar, Eko, Suparto Wijoyo, and Fendy Suhariadi. 2026. “Internal Psychological Resources and Professional Conduct in Policing: A Review of Psychological Capital Literature (2015-2025)”. Technium Social Sciences Journal 81 (1). Constanta, Romania:153-63. https://doi.org/10.47577/tssj.v81i1.13511.