Marni Sagap, Nur’eni, and Iman Setiawan. 2024. “Sales Prediction of Palu Arshop Clothing Using the High Order Chen Fuzzy Time Series Method”. Tadulako Science and Technology Journal 3 (2), 37-48. https://bestjournal.untad.ac.id/index.php/sciencetech/article/view/17313.