Soufitri, F. and Purwawijaya, E. 2022. Analisis Kualitas Rancangan Point of Sale Menerapkan Metode Mean Squared Error. JURNAL MEDIA INFORMATIKA BUDIDARMA. 6, 4 (Oct. 2022), 2376–2382. DOI:https://doi.org/10.30865/mib.v6i4.4767.