Siswanto AL, Fariza AN, Oganda DD. ANALYSIS OF COFFEE ROASTING PROCESS IMPROVEMENT AT SMALL COFFEE USING SEVEN TOOLS AND TRIZ METHOD. MORFAI [Internet]. 2025 Jun. 7 [cited 2025 Jun. 21];5(4):1961-8. Available from: https://radjapublika.com/index.php/MORFAI/article/view/3132