Firmandani, W., Sophia, E. ., Eriani, I. D., Ardelia, B. A., & Yahya, A. (2024). INCREASING MSMEs SALES THROUGH DETERMINING COST OF GOODS SOLD (COGS) AND DIGITAL MARKETING. Jurnal Layanan Masyarakat (Journal of Public Services), 8(1), 41–51. https://doi.org/10.20473/jlm.v8i1.2024.041-051