http://www.urban.org/

http://unhabitat.org/

http://www.citylab.com/

http://www.100resilientcities.org/#/-_/

http://www.stern.nyu.edu/experience-stern/about/departments-centers-initiatives/centers-of-research/urbanization-project

http://www.ils-forschung.de/

http://www.mckinsey.com/mgi/our-research/urbanization

http://www.difu.de/presse/2016-03-04/neuigkeiten-aus-der-forschung-rund-um-die-stadt.html

http://mosurbanforum.com/

http://marroninstitute.nyu.edu/