Nuramirah (2020) “The Production of Enzyme Bio-Cleaner Using Lemon, Lime and Pineapple through Fermentation Process”, Multidisciplinary Applied Research and Innovation, 2(1), pp. 150–155. Available at: https://periodical.uthm.edu.my/index.php/mari/article/view/338 (Accessed: 15 August 2026).