Muhammad Ifan Fanani, M. O. . Noorrohman, and A. D. W. . Sumari, “PAYMENT INFORMATION SYSTEM FOR INCREASING EMPLOYEE WORKING EFFECTIVENESS IN PR TUNAS MANDIRI IN PACITAN REGENCY”, J. Tek. Inform. (JUTIF), vol. 3, no. 3, pp. 501–510, Jun. 2022.