Key Challenges of Smart Cities & How to Overcome Them
https://ubidots.com/blog/the-key-challenges-for-smart-cities/
Smart City Future
https://www2.deloitte.com/us/en/pages/consulting/solutions/smart-cities-of-the-future.html
https://www.mckinsey.com/business-functions/operations/our-insights/smart-cities-digital-solutions-for-a-more-livable-future#
Benefits
https://www.urenio.org/2019/02/13/10-economic-benefits-of-smart-cities/