ARDHANSYAH PUTRA HRP, ERLINA RUSLI, ISKANDAR MUDA, IBNU AUSTRINDANNEY SINA AZHAR. “EXPENDITURE CYCLE: E-INVOICING AND E-PAYMENT TO SAVE TRANSACTION COSTS AND INCREASE THE NUMBER OF CUSTOMERS IN THE MANUFACTURING INDUSTRY”. TPM – Testing, Psychometrics, Methodology in Applied Psychology, vol. 32, no. 1- March, Mar. 2025, pp. 1-8, https://tpmap.org/submission/index.php/tpm/article/view/3691.