Pasaribu, Desi, and Helga Yohana Simatupang. “The United States and the Privatization of Celestial Bodies under the Outer Space Treaty 1967”. Contemporary Society and Politics Journal 2, no. 2 (December 31, 2023): 48–58. Accessed July 27, 2024. https://ejournal.iainkerinci.ac.id/index.php/cspj/article/view/3414.