Glass, A. 18th Congress of the International Commission for Optics. SPIE Digital Library.
Citazione stile Chigago Style (17a edizione)Glass, Alexander. 18th Congress of the International Commission for Optics. SPIE Digital Library.
Citatione MLA (9a ed.)Glass, Alexander. 18th Congress of the International Commission for Optics. SPIE Digital Library.
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