New horned dinosaurs from Utah provide evidence for intracontinental dinosaur endemism
Sampson, Scott D ; Loewen, Mark A ; Farke, Andrew A ; Roberts, Eric M ; Forster, Catherine A ; Smith, Joshua A ; Titus, Alan L Stepanova, Anna
PloS one, 2010-09, Vol.5 (9), p.e12292 [Periódico revisado por pares]United States: Public Library of Science
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