1. ISO 5436: Part 2: 2002 Geometrical product specification (GPS) – Surface texture: profile method – Measurement standards – Software measurement standards, International Organization for Standarization.
2. Virtual surface calibration database;Bui,2004
3. Reference software for roughness analysis—features and results;Jung,2004
4. Final Report: Development and dissemination of softgauges for surface topography NMS Project Ref. No: 4.4, Programme for Length Metrology, 2005.
5. ISO 4287: 1997 Geometrical product specification (GPS) – Surface texture: profile method – Terms, definitions and surface texture parameters, International Organization for Standarization.