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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:831967
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www.papillion.org/ (9 Aug 2010)
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www.usgennet.org/usa/ne/county/sarpy/papio.htm (15 Dec 2009)
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en.wikipedia.org/wiki/Papillion,_Nebraska (24 Aug 2010)
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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:2396139