Prayoga, W., S. Supardi, and W. P. Setiyono. “Analysis of Purchases, Receivables and Cash Flow on Profit Through a Cost Saving System As an Intervening Variable at PT. Kalam Leverage Mulia”. International Journal of Economics Development Research (IJEDR), vol. 4, no. 6, Nov. 2023, pp. 2727-40, doi:10.37385/ijedr.v5i2.4398.