1. People Space;Ashcraft,1976
2. Bates, S., Marquit, J., 2010. Space psychology: natural elements in habitation design. In Personal and Ubiquitous Computing. vol. 14/2010. Formerly Personal Technologies (2000–2000). Currently published online www.springerlink.com/content/1617-4909, Springer-Verlag London Limited.
3. Was Farben uns verraten;Beer,1992
4. A View of Human Problems to be Addressed for Long Duration Space Flights;Berry;Aerosp. Med.,1973
5. Light, Color and Environment;Birren,1982