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Restoration of Obliterated Numbers on 40NiCrMo4 Steel by Etching Method: Metallurgical and Statistical Approaches |
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| Authors: | Annalisa Fortini M.D. Mattia Merlin Ph.D. Chiara Soffritti Ph.D. Gian L. Garagnani M.D. |
| Affiliation: | Department of Engineering, University of Ferrara, Ferrara, Italy |
| Abstract: | |
| Keywords: | forensic science serial number restoration stamp mark chemical etching metallography statistical analysis |