Пресса
| Статьи в европейских технических изданиях на английском | ||
| Fans of the future – IVT International 2012 | ||
| Blade cuts fuel bill – AMM October 2011 | ||
| Reversal of fortune – IVT International 2007 | ||
| Air rage – IVT International 2006 | ||
| Tools of the blade – IVT International 2005 | ||
| Dimentional deviation of holes and shaft | ||