Guntur Harry Syahputra, Mesra B, & Hernawaty. (2026). The Influence of Competence, Work Culture, and Work Infrastructure on Investigation Performance Through the Improvement of Human Resource Quality at the Belawan Harbormaster and Main Port Authority Office. Equivalent : Journal of Economic, Accounting and Management, 4(1), 1286-1307. https://doi.org/10.61994/equivalent.v4i1.1820