Siagian, Selin, and Jesica Simanungkalit. “Bahaya Potensial Dan Pengendalian Bahaya Di Perkebunan Teh”. Jurnal Penelitian Perawat Profesional 4, no. 1 (January 31, 2022): 35-44. Accessed May 23, 2026. https://jurnal.globalhealthsciencegroup.com/index.php/JPPP/article/view/727.