Sinaga, Cristin Enjel, Anton A. P. Sinaga, and Toman Panggabean. “The Influence of Work Facilities, Teamwork and Work Discipline on Employee Performance at the Pematangsiantar City DPRD Secretariat Office”. Jurnal Ilmu Sosial dan Humaniora 3, no. 4 (October 30, 2025): 195–206. Accessed April 18, 2026. https://putrapublisher.org/ojs/index.php/isihumor/article/view/1091.