Space.com staff. «China Tests Powerful Rocket Engine for New Booster». Space.com, 30-07-2012. «The more capable Long March 5 rocket is expected to help the country achieve its goal of constructing a space station in orbit by the year 2020, as well as play a key role in China's future space exploration aims beyond low-Earth orbit. The rocket's maiden launch is expected to occur in 2014»
Additional engine test-firings have taken place in July of 2013.«China Long March 5 Rocket Engine Test». Space.com, 15-07-2013. «Chinese Rocket Engine Test a Big Step for Space Station Project»
