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	1.	Impact of surface roughness on laser surface authentication signatures under linear and rotational displacements. [electronic resource] by Seem, Peter R Buchanan, James D R Cowburn, Russell P Producer: 20100201 In: Optics letters vol. 34 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Forgery: 'fingerprinting' documents and packaging. [electronic resource] by Buchanan, James D R Cowburn, Russell P Jausovec, Ana-Vanessa Petit, Dorothée Seem, Peter Xiong, Gang Atkinson, Del Fenton, Kate Allwood, Dan A Bryan, Matthew T Producer: 20050810 In: Nature vol. 436 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)

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