Tall And Slender: The World's Skinniest Skyscraper
Skyscraper Websites and Databases
List of tallest residential buildings - Wikipedia
Dylan Leblanc – CTBUH
iN VIDEO: A look at the world's skinniest skyscraper: NYC's Steinway Tower | iNFOnews | Thompson-Okanagan's News Source
What happened to the classic Chicago office skyscraper? | Crain's Chicago Business
Source Hotel, instant icon - Colorado Real Estate Journal
Jorge Bernabeu on Twitter: "¿Qué hace este cohete en Rabat? Un recorrido por la historia de los rascacielos a partir de su forma. Un viaje de USA a África pasando por España