https://www.esri.ie/system/files/publications/RS170.pdf
https://theconversation.com/asambleas-presupuestos-participativos-y-referendums-las-innovaciones-que-marcan-la-nueva-democracia-202929
https://www.nece.eu/
https://theconversation.com/el-lobby-bajo-la-lupa-es-una-actividad-democratica-221947