Maulani, G. et al. 2021. Sistem Informasi Key Performance Indicator Penjualan Metode OMAX berbasis Web System Application. Journal Cerita: Creative Education of Research in Information Technology and Artificial Informatics. 7, 1 (Feb. 2021), 39–49. DOI:https://doi.org/10.33050/cerita.v7i1.1478.