Ndori, Akhmad, Faris Sutajaya, and Arya Widiatmaja. “Implementation of ISM Code (International Safety Management) Code for the Safety of Crew and Passenger on Km Sinabung”. RSF Conference Series: Engineering and Technology 3, no. 1 (October 5, 2023): 88–96. Accessed August 14, 2024. https://proceeding.researchsynergypress.com/index.php/cset/article/view/738.