Frilla Gunariah, Gunarto Wardjono, Kus Indiyah, Patriandari and Sari Mujiani 2026. UMKM GOING UP A LEVEL: Simple Financial Management, Cost of Goods Manufactured (COGM), and Profit Strategy. Britain International of Humanities and Social Sciences (BIoHS) Journal. 8, 2 (Jun. 2026), 208a-219a.