Purnomo RA, E. Rusiadi. Culinary Product Development Strategy The Pratistha Harsa Purwokerto Culinary Center. IJERFA [Internet]. 2022 Sep. 22 [cited 2026 Apr. 21];1(1):19-27. Available from: https://backupijerfa.afdifaljournal.com/index.php/ijerfa/article/view/16