Chandra, Robert, and Sunu Dwi Kanto. “The Effect of VAT Increase, Firm Size, and Leverage on Financial Performance With EBITDA Margin As a Mediating Variable in Logistics and Deliveries Subsector Companies”. Dinasti International Journal of Management Science, vol. 7, no. 6, Aug. 2026, pp. 1530-41, doi:10.38035/dijms.v7i6.7284.