1. Chen, H. B., Li, L., Brookfield, D. J., Williams, K., and Steen, W. M. (1991). Laser process monitoring with dual wavelength sensors. In: Proc. ICALEO 91, San Jose, CA. Orlando, FL: Laser Institute of America, SPIE 1722, pp. 113-122.
2. G. D’Angelo, G. Pasquettaz, A. Terreno (2007). Laser process monitoring at FIAT group. In: Proc. EALA 07 - Bad Nauheim/Frankfurt, Germany, 30/31 January 2007.
3. C.Alippi, G.D’Angelo, V.Piuri et al (2003). Composite techniques for quality analysis in automotive laser welding. CIMSA 2003 – Lugano, Switzerland, 29-31 July 2003.
4. G. D’Angelo, G. Pasquettaz, A. Terreno (2006). Improving the analysis of laser welding process by the reassigned timefrequency representations. In: Proc. ICALEO 06, Scottsdale, AZ.
5. G. D’Angelo, A. Terreno (2007). Wireless laser welding monitoring for automotive application. In: Proc. ICALEO 07, Orlando, FL.