Pratama, Rizky, Anggia Ramadhan, and Uswatun Hasanah. “Pengaruh Lama Usaha, Modal Usaha Dan Inovasi Terhadap Pendapatan UMKM Kuliner Di Kecamatan Medan Sunggal”. Journal of Economics Research and Policy Studies 5, no. 2 (August 19, 2025): 515–531. Accessed August 21, 2025. https://journal.nurscienceinstitute.id/index.php/jerps/article/view/2027.