David, Leonard «China Details Ambitious Space Station Goals». SPACE.com, 11-03-2011 [Consulta: 9 març 2011]. «China is ready to carry out a multiphase construction program that leads to a large space station around 2020. As a prelude to building that facility, China is set to loft the Tiangong-1 module this year as a platform to help master key rendezvous and docking technologies.»