Lubis AL, Silitonga F, Siallagan PS. ANALYSIS OF THE EFFECTIVENESS, USABILITY, AND SAFETY ASPECTS OF MARINE WASTE CRAFT PRODUCTION MACHINES ON THE PRODUCTIVITY OF COASTAL COMMUNITIES IN BATAM CITY. MORFAI [Internet]. 2025 Sep. 25 [cited 2025 Dec. 3];5(3):5608-16. Available from: https://radjapublika.com/index.php/MORFAI/article/view/4146