1. Oxford Dictionaries Online, http://oxforddictionaries.com (accessed 06.01.2013).
2. Historical summary of cryogenic activity prior to 1950;Radebaugh,2007
3. Cryogenic Technology and Applications;Jha,2006
4. Insulation Progress since the Mid-1950s;Timmerhaus,2007
5. Modeling of multilayer vacuum insulation - complexity versus accuracy;Chorowski,2005