1. ISO 10360-6:2001 Geometrical Product Specifications (GPS). Acceptance and reverification tests for coordinate measuring machines (CMM). Part 6: Estimation of errors in computing Gaussian associated features.
2. ISO 17450-1:2011 Geometrical product specifications (GPS). General concepts. Part 1: Model for geometrical specification and verification.
3. Płowucha W, Jakubiec W, Humienny Z, Hausotte T, Savio E, Bills P, et al., Geometrical Product Specification and Verification as toolbox to meet up-to-date technical requirements, in: Sładek J, Jakubiec W (Eds.), The 11th International Scientific Conference “Coordinate Measuring Technique” CMT2014, University of Bielsko-Biała, Bielsko-Biała, 2014: pp. 131-139.
4. www.gpsvtoolbox.ath.eu, (2016).
5. ISO 286-1:2010 Geometrical product specifications (GPS). ISO code system for tolerances on linear sizes. Part 1: Basis of tolerances, deviations and fits.