Lehmann, P. Optical Measurement Systems for Industrial Inspection VI. SPIE Digital Library.
Čikaški stil citiranja (17. izdanje)Lehmann, Peter. Optical Measurement Systems for Industrial Inspection VI. SPIE Digital Library.
MLA način citiranja (9. izdanje)Lehmann, Peter. Optical Measurement Systems for Industrial Inspection VI. SPIE Digital Library.
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