1. 2) ISO 4287/1-1984 : Surface roughness-Terminology-Part 1 : Surface and its parameters.
2. 3) D.J.Whitehouse : Handbook of Surface Metrology, Inst. of Physics Pub. London, (1994) 18.
3. 4) ISO/DIS 11562-1993 : Metrological characterization of phase corrected filters and transmission bands for use in contact instruments.
4. 5) ISO/DIS 4287-1-1994 : Surface texture-Part 1, Terms, definitions and parameters of surface texture- Profile method.