http://data.un.org/Data.aspx?q=city+population&d=POP&f=tableCode:240 PopulationData.net – Iran Statistical Center of Iran – 2006 Census[Ìjápọ̀ tí kò ṣiṣẹ́ mọ́] "Microsoft PowerPoint – Day1_2_Network, Transit & Travel Demand Modelling in Iran Using EMME2" (PDF). Retrieved 2010-11-12.