Purwendah EK, Periani A. IMPLEMENTATION OF PRESIDENTIAL REGULATION NUMBER 83 OF 2018 CONCERNING HANDLING OF SEA WAS IN ORDER TO PROVIDE PROTECTION AND PRESERVATION OF THE SEA ENVIRONMENT FOR INDONESIA. GLR [Internet]. 2019Nov.4 [cited 2024Nov.22];1(2):18-7. Available from: https://semnas-fmipa.undiksha.ac.id/index.php/GLR/article/view/52