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4. 9) W. Sudatham, H. Matsumoto, S. Takahashi and K. Takamasu : Non-contact measurement technique for dimensional metrology using optical comb, Measurement, 78 (2016) 381.
5. 10) W. Sudatham, H. Matsumoto, S. Takahashi and K. Takamasu : Diagonal in space of coordinate measuring machine verification using an optical-comb pulsed interferometer with a ball-lens target, Precision Engineering, 43 (2016) 486.