“20 Years of the Institue of Local Goverment Law, 20 Years of Local Government Law”. Anuario de Derecho Municipal, no. 16 (July 26, 2023): 23–44. Accessed October 14, 2026. https://www.revistasmarcialpons.es/index.php/anuarioderechomunicipal/article/view/velasco-20-anos-idl-20-anos-derecho-local.