Sirait, Velix Setiawan, Suparji Suparji, and Yusup Hidayat. “Dampak Perpajakan Penerapan Struktur Kontrak Terpisah Pada Proyek Engineering, Procurement, and Construction Di Indonesia”. UNES Law Review 6, no. 2 (December 22, 2023): 5915–5925. Accessed September 12, 2026. https://review-unes.com/law/article/view/1359.