prativi, ayu and Adi, W.T. 2020. Evaluasi Kekuatan Rel UIC54 Menggunakan Metode Beam On Elastic Foundation (BOEF). Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal). 4, 2 (Dec. 2020), 117–123. DOI:https://doi.org/10.37367/jpi.v4i2.101.