ANALISIS KELAYAKAN USAHA PADA UMKM SEKTOR MINUMAN KEKINIAN ”TUMBAS TEH SUSU” JEMBER. JEBER [Internet]. 2026 May 16 [cited 2026 May 23];3(2):108-17. Available from: https://journal.smartpublisher.id/index.php/jeber/article/view/1661