Dina Ariyanti, Halimatun Saddiah Siregar and Risky Pratama Sianipar (2025) “ Exploring Opportunities and Challenges in the Tempeh Business to Remain Existent and Develop”, Young Journal of Social Sciences and Humanities, 1(1), pp. 188–199. Available at: https://journal.sufiya.org/index.php/yjssh/article/view/234 (Accessed: 29 March 2026).