Lewis, K. Organic Photorefractives, Photoreceptors, and Nanocomposites. SPIE Digital Library.
Lua i Stíl Chicago (17ú heag.)Lewis, Keith. Organic Photorefractives, Photoreceptors, and Nanocomposites. SPIE Digital Library.
Lua MLA (8ú heag.)Lewis, Keith. Organic Photorefractives, Photoreceptors, and Nanocomposites. SPIE Digital Library.
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