1. Hermle Machine Company, official website, www.hermlemachine.com , accessed June 20, 2011.
2. A. S. Nazarov, Photogrammetry [in Russian], TetraSistems, Minsk (2006).
3. A. I. Obiralov et al., Photogrammetry and Distance Ranging [in Russian], KolosS, Moscow (2006).
4. S. G. Konov, “Mobile contact-type coordinate measurement system based on a photogrammetric system,” Izmer. Tekhn., No. 2, 24–26 (2010);
5. Measur. Techn., 53, No. 2, 149–152 (2010).