In rete:
- https://www.google.com/url?sa=i&source=images&cd=&ved=2ahUKEwiSyNq-kZ_nAhUwuaQKHeVABvcQjRx6BAgBEAQ&url=https%3A%2F%2Fmaps.google.it%2Fmaps%2Fms%3Fie%3DUTF8%26hl%3Dit%26om%3D1%26msa%3D0%26msid%3D117522791729015401851.00000113264410efef694%26z%3D13&psig=AOvVaw3Ix1fMToX4cu8PSTqHNkW6&ust=1580054813575850
- https://it.wikipedia.org/wiki/Rioni_di_Roma#I_Rioni_dopo_l’unit%C3%A0_d’Italia