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2. ANSI/ASME B89.3.4.M: Axes of Rotation. ASME, New York, 1985.
3. ASME Y14.5M: Dimensioning and Tolerancing. ASME, New York, 1994.
4. ASME Y14.5.1M: Mathematical Definition of Dimensioning and Tolerancing Principles. ASME, New York, 1994.
5. Bjorke O. Computer-aided Tolerancing. ASME Press, New York, 1989.