1. 1) Liam Blunt and Xiangqian Jiang: Advanced Techniques for Assessment Surface Topography : development of a basis for 3D texture standards “surfstand”, Kogan Page Science, (2003) ISBN 1-903996-11-2.
2. 2) ISO 12085 (1996): GPS-Surface texture: Profile method-Motif parameters.
3. 3) JIS B 0631,製品の幾何特性仕様 (GPS)-表面性状:輪郭曲線方式-モチーフパラメータ.
4. 4) H. Zahouani, M. Assoul, R. Vargioulu and T. Mathia: The morphological tree transform of surface motifs. Incidence in tribology, Int. J. Mach. Tools Manufact, 41 (2001) 1961.
5. 5) C-C A. Chen, W-C Liu and N. A. Duffie: A surface topography model for automated surface finishing, Int. J. Mach. Tools Manufact, 38, (1998)543.