Taufik, H. and Febita, S. 2016. Studi Kelayakan Finansial dan Analisa Kebutuhan Ruang Parkir Proyek Pembangunan Hotel Tangram Pekanbaru: Financial Feasibility Study and Analysis of Parking Space Needs Development Project Tangram Hotel Pekanbaru. JURNAL SAINTIS. 16, 2 (Oct. 2016), 1–11.