Swartzlander Jr, Grover A.; Timothy J. Peterson; Alexandra B. Artusio-Glimpse & Alan D. Raisanen (5 December 2010). "Stable optical lift". Nature Photonics. 5 (1): 48–51. Bibcode:2011NaPho...5...48S. doi:10.1038/nphoton.2010.266.
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Swartzlander Jr, Grover A.; Timothy J. Peterson; Alexandra B. Artusio-Glimpse & Alan D. Raisanen (5 December 2010). "Stable optical lift". Nature Photonics. 5 (1): 48–51. Bibcode:2011NaPho...5...48S. doi:10.1038/nphoton.2010.266.