Waruwu, Ahmad Aswan, and Fahrumi Litani. “Analisis Stres Kerja, Motivasi Kerja Dan Lingkungan Kerja Terhadap Kepuasan Kerja Karyawan PT Indo Teknik Tjandra Utama ”. Innovative: Journal Of Social Science Research, vol. 3, no. 4, Sept. 2023, pp. 5648-64, https://j-innovative.org/index.php/Innovative/article/view/4186.