Source Data Reference for:

City = Bologna
Time = 1400

City Year Size Size Comment Year Comment Author Title Location
Bologna1400 43,000Tertius ChandlerFour thousand years of urban growthp18
Bologna1400 43,000Tertius ChandlerFour thousand years of urban growthp513
Bologna1400 45,000Paul BairochLa population des villes europeennes de 800 a 1850