1. Gear Metrology
2. Influence of the manufacturing method on the running behavior of beveloid gears
3. Our products marine use, Tech. Rep., Hitachi Nico Transmission Co., Ltd., 2012.
4. Catalogue, Audi New Technology 2009–2010, Tech. Rep., Audi of America, LLC, 2009.
5. Porsche Engineering Magazine, Porsche Engineering Group GmbH, 2009.