Dewi Syarifatunnisak, Putri Amelia. DESIGN OF A WEB-BASED FISH SALES INFORMATION SYSTEM TO IMPROVE MARKETING EFFICIENCY USING THE WATERFALL MODEL. MORFAI [Internet]. 2026 Apr. 1 [cited 2026 Apr. 3];6(2):3865-73. Available from: https://radjapublika.com/index.php/MORFAI/article/view/5240