Desafitri RB, Linda, and Heliaantoro Heliaantoro. “Analysis of Natural Resources Contracts Related to Article 33 Paragraph 2 and Paragraph 3 of the 1945 Constitution”. Siber Journal of Advanced Multidisciplinary, vol. 2, no. 2, Sept. 2024, pp. 302-11, doi:10.38035/sjam.v2i2.216.