Sasho ANDONOV. A Study on TCal (Touchless Calibration): Contribution to Metrology for Industry 4.0. New Approaches in Engineering Research Vol. 14, [S. l.], p. 22–49, 2021. DOI: 10.9734/bpi/naer/v14/12855D. Disponível em: https://stm.bookpi.org/NAER-V14/article/view/3522. Acesso em: 4 jun. 2026.