Dr Marco Puiri, President Railway section Italian Public Transport Association in Metro Report 2005, 3 p.

« https://www.bancaditalia.it/pubblicazioni/qef/2018-0422/QEF_422_18.pdf

« https://www.citiesalliance.org/sites/default/files/MGI_india_urbanization_fullreport.pdf

« https://openjicareport.jica.go.jp/pdf/11640604_02.PDF

« https://financing.desa.un.org/sites/default/files/2023-07/IAMH_ENG_Jun2021.pdf

« https://isocarp.org/app/uploads/2014/04/REVIEW07_digi.pdf

« https://horizon.documentation.ird.fr/exl-doc/pleins_textes/2022-03/010042297.pdf

« https://www.researchgate.net/publication/358628704_How_Land_Finance_Drives_Urban_Expansion_under_Fiscal_Pressure_Evidence_from_Chinese_Cities

« https://www.researchgate.net/publication/370274454_Urban_expansion_theory_evidence_and_practice

« https://www.researchgate.net/publication/265350927_Drivers_behind_urban_sprawl_in_Europe

« https://www.ide.go.jp/library/English/Publish/Reports/Brc/pdf/23_05.pdf

« https://www.ide.go.jp/library/English/Publish/Reports/Brc/pdf/23_04.pdf

« https://www.ide.go.jp/library/English/Publish/Reports/Brc/pdf/23_03.pdf

« https://www.ide.go.jp/library/English/Publish/Reports/Brc/pdf/23_02.pdf

« https://www.ide.go.jp/library/English/Publish/Reports/Brc/pdf/23_01.pdf