Fadillah, Maratul, et al. “The Impact of the SIGNAL (National Digital Samsat) Application on Motor Vehicle Taxpayer Compliance and Its Implications for Local Own-Source Revenue at the Samsat UPTB I Palembang Office ”. Economics and Digital Business Review, vol. 7, no. 1, Mar. 2026, pp. 235-43, doi:10.37531/ecotal.v7i1.3664.