Akbar Nazrullah Siregar, Ahmad, et al. “The Influence of Transparency in Human Resource Development and Accountability on the Performance of PDAM Tirtabina Labuhanbatu Employees”. International Journal of Science, Technology & Management, vol. 7, no. 2, Apr. 2026, pp. 272-8, https://ijstm.inarah.co.id/index.php/ijstm/article/view/1377.