Fermentation of Arabica Coffee Brewing with Lactoacillus Casei Bacteria and Saccharomyces Cerevisiae Yeast and Toxicity Test. jisk [Internet]. 2021 Dec. 31 [cited 2024 Nov. 21];2(3):7-16. Available from: https://ejournal.sumateraconnect.or.id/index.php/jisk/article/view/19