1. Silvennoinen, R., Peiponen, K., and Myller, K., [Specular gloss], Elsevier, Amsterdam (2008).
2. Hunter, R., and Harold, R., [The measurement of appearance], Wiley, New York (1987).
3. The Glarimeteran Instrument for Measuring the Gloss of Paper
4. Methods of determining gloss
5. A Reference Instrument for 20°, 60° and 85° Gloss Measurements