Yahya, Yahya. “Seminar Pengembangan Softskill Bagi Karyawan Cv. Three And Group Contractor & Supplier”. Jurnal Nusantara Mengabdi 4, no. 2 (February 13, 2025): 61–75. Accessed October 9, 2025. https://penerbitgoodwood.com/index.php/JNM/article/view/5413.