Swari, M.H.P., Akbar, F.A. and Martoni, M. 2019. Data Warehouse Implementation Techniques In Data Processing (Case Study Data Sales at PT Spirit Sejahtera Bersama): Data Warehouse Implementation Techniques In Data Processing (Case Study Data Sales at PT Spirit Sejahtera Bersama). Jurnal Mantik. 3, 3 (Nov. 2019), 135-142.