1666/0022-3360(2007)81[405:ANFGAS]2.0.CO;2. (原始内容 (PDF)存档于2016-03-04). Keith A. Crandall, Megan L. Porter & Marcos Pérez-Losada. Crabs, shrimps and lobsters (Decapoda)
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Schrader, Megan. Morse, the man in the cross-hairs, campaigns door-to-door. The Gazette (Colorado Springs, Colorado). 2013-08-14. Schrader, Megan. Recall