SMITH، DAVID K.؛ ZANNO، LINDSAY E.؛ SANDERS، R. KENT؛ DEBLIEUX، DONALD D.؛ KIRKLAND، JAMES I.؛ KIRKLAND، JAMES J. (1 يناير 2011). "NEW INFORMATION ON THE BRAINCASE OF THE NORTH AMERICAN THERIZINOSAURIAN (THEROPODA, MANIRAPTORA) FALCARIUS UTAHENSIS". Journal of Vertebrate Paleontology. ج. 31 ع. 2: 387–404. DOI:10.1080/02724634.2011.549442. JSTOR:25835833.
Zanno، Lindsay E. (1 يناير 2006). "The Pectoral Girdle and Forelimb of the Primitive Therizinosauroid Falcarius utahensis (Theropoda, Maniraptora): Analyzing Evolutionary Trends within Therizinosauroidea". Journal of Vertebrate Paleontology. ج. 26 ع. 3: 636–650. DOI:10.1671/0272-4634(2006)26[636:tpgafo]2.0.co;2. JSTOR:4524610.
Dimond، Christopher C.؛ Cabin، Robert J.؛ Brooks، Janie S. (1 يناير 2011). "Feathers, dinosaurs, and behavioral cues: defining the visual display hypothesis for the adaptive function of feathers in non-avian theropods". Bios. ج. 82 ع. 3: 58–63. DOI:10.1893/011.082.0302. JSTOR:23033900.
SMITH، DAVID K.؛ ZANNO، LINDSAY E.؛ SANDERS، R. KENT؛ DEBLIEUX، DONALD D.؛ KIRKLAND، JAMES I.؛ KIRKLAND، JAMES J. (1 يناير 2011). "NEW INFORMATION ON THE BRAINCASE OF THE NORTH AMERICAN THERIZINOSAURIAN (THEROPODA, MANIRAPTORA) FALCARIUS UTAHENSIS". Journal of Vertebrate Paleontology. ج. 31 ع. 2: 387–404. DOI:10.1080/02724634.2011.549442. JSTOR:25835833.
Zanno، Lindsay E. (1 يناير 2006). "The Pectoral Girdle and Forelimb of the Primitive Therizinosauroid Falcarius utahensis (Theropoda, Maniraptora): Analyzing Evolutionary Trends within Therizinosauroidea". Journal of Vertebrate Paleontology. ج. 26 ع. 3: 636–650. DOI:10.1671/0272-4634(2006)26[636:tpgafo]2.0.co;2. JSTOR:4524610.
Dimond، Christopher C.؛ Cabin، Robert J.؛ Brooks، Janie S. (1 يناير 2011). "Feathers, dinosaurs, and behavioral cues: defining the visual display hypothesis for the adaptive function of feathers in non-avian theropods". Bios. ج. 82 ع. 3: 58–63. DOI:10.1893/011.082.0302. JSTOR:23033900.