Wahyuningsih, Sri, Sotya Partiwi E, Wenny Marlini, and Siti Nur Azizah. “The Effect of Happiness and Positive Organizational Behavior on Productivity in the Workplace”. Jurnal Ilmiah Manajemen Kesatuan 13, no. 6 (November 30, 2025): 5315–5326. Accessed June 4, 2026. https://jurnal.ibik.ac.id/index.php/jimkes/article/view/4320.