Hartisa AL, Abdul Syakur, Mochammad Facta, Nur Iksan. Performance Evaluation of Lightning Protection Zones on Yogyakarta–Solo DC Railway Electrification Using Rolling Sphere and Protective Angle Methods . JNTE [Internet]. 2026 Jul. 31 [cited 2026 Aug. 19];15(2). Available from: https://jnte.ft.unand.ac.id/index.php/jnte/article/view/1222