Investigation of artefacts retrieved from a shipwreck of Vasco da Gama using X-ray Computed Tomography - Jason M. Warnett; Mark A. Williams; Alex Attridge; D. Mearns; J. P. Vieira (IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2017, Torino, Italy, May 22-25, 2017, 2017)