J. Prabowo, rudy santosa, and adhi muhtadi, “Evaluasi Pengaruh Lengkung Horizontal Terhadap Kecepatan Kereta Api ( Studi Kasus : Lintas Wonokromo – Waru Km. 8+200 s.d Km. 8+500 ): Evaluation of the Effect of Horizontal Curves on Train Speed ​​(Case Study: Wonokromo – Waru Crossing Km. 8+200 to Km. 8+500)”, CONCRETE, vol. 1, no. 02, pp. 127-132, Nov. 2023.