“When the Residual Is the Largest Item: Own-Source Revenue Composition Across 507 Jurisdictions”, JLPF, vol. 2, no. 3, pp. 50–61, Sep. 2026, Accessed: Oct. 16, 2026. Available: https://researchcenterprogresif.org/ojs/index.php/jlpf/article/view/56