Amelia, M., and L. S. Amna. “Influence Bystander Effect and Whistleblowing to Fraud Billing Receivables: (Empirical Study on Employees of PT Lotus Pradipta Mulia)”. International Journal Of Education, Social Studies, And Management (IJESSM), vol. 5, no. 1, Feb. 2025, pp. 279-92, doi:10.52121/ijessm.v5i1.618.