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Fortuna B, Sucita I, Rizal R. Analisis Waktu dan Biaya Perbandingan Erection Box Girder Menggunakan Metode Crane dan Launcher. JIRS [Internet]. 11Oct.2021 [cited 15Dec.2025];18(2):100-12. Available from: http://ejournal2.pnp.ac.id/index.php/jirs/article/view/627