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Ilyas, Budi, Dwifitra Jumas, and Eva Rita. “Faktor-Faktor Derteminan Daya Saing Kontraktor Konstruksi Di Sumatera Barat”. Jurnal Ilmiah Rekayasa Sipil 22, no. 2 (November 4, 2025): 275 - 284. Accessed January 29, 2026. http://ejournal2.pnp.ac.id/index.php/jirs/article/view/1964.