Dian Ningtias, A., Lutfiasandhi, K. and Sintia Putri, D. A. (2026) “Assessing Proactive Investigation Techniques Against Corruption: A Comparative Study of Indonesia, the United States, Hong Kong, and Singapore”, Jurnal Independent, 14(1), pp. 154–165. doi: 10.30736/ji.v14i1.402.