Samuel Hamonangan, Hanif Hasan, Muhammad Halfi Indra Syahputra. Analyzing Profitability Ratios to Boost Culinary Menu Performance in Hospitality Business Development. jempper [Internet]. 2025 Aug. 20 [cited 2025 Aug. 21];4(3):723-34. Available from: https://journalcenter.org/index.php/jempper/article/view/5208