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Bawana, M. S., M. N. I. Puspita, and I. N. D. P. Putra. “Comparative Analysis of Crawler Crane Productivity in Girder Erection: A Theoretical Study and Direct Observation”. CIVED, vol. 12, no. 1, Mar. 2025, pp. 1-10, doi:10.24036/cived.v12i1.698.