Cope, E.D. (1867). “An account of the extinct reptiles which approached the birds”. Proceedings of the Academy of Natural Sciences of Philadelphia19: 234–235.link
Chiappe, Luis M. (2009). “Downsized Dinosaurs: The Evolutionary Transition to Modern Birds”. Evolution: Education and Outreach2 (2): 248–256. doi:10.1007/s12052-009-0133-4.
Owen, Richard. (1863). “On the Archeopteryx [sp] of von Meyer, with a description of the fossil remains of a long-tailed species, from the lithographic stone of Solenhofen [sp]”. Philosophical Transactions of the Royal Society of London153: 33–47. doi:10.1098/rstl.1863.0003.
Senter, Phil (2007). “A new look at the phylogeny of Coelurosauria (Dinosauria: Theropoda)”. Journal of Systematic Palaeontology5 (4): 429–463. doi:10.1017/S1477201907002143.
Perle, Altangerel; Norell, Mark A.; Chiappe, Luis M.; & Clark, James M. (1993). “Flightless bird from the Cretaceous of Mongolia”. Nature362 (6421): 623–626. Bibcode: 1993Natur.362..623A. doi:10.1038/362623a0.
Forster, Catherine A.; Sampson, Scott D.; Chiappe, Luis M.; & Krause, David W. (1998). “The theropod ancestry of birds: new evidence from the Late Cretaceous of Madagascar”. Science279 (5358): 1915–9. Bibcode: 1998Sci...279.1915F. doi:10.1126/science.279.5358.1915. PMID9506938.
Foth, C (2012). “On the identification of feather structures in stem-line representatives of birds: evidence from fossils and actuopalaeontology”. Paläontologische Zeitschrift86: 91–102. doi:10.1007/s12542-011-0111-3.
Currie, P.J.; Chen, P.-j. (2001). “Anatomy of Sinosauropteryx prima from Liaoning, northeastern China”. Canadian Journal of Earth Sciences38 (1): 705–727. Bibcode: 2001CaJES..38.1705C. doi:10.1139/cjes-38-12-1705.
Bhullar, B. A. S.; Marugán-Lobón, J. S.; Racimo, F.; Bever, G. S.; Rowe, T. B.; Norell, M. A.; Abzhanov, A. (2012). “Birds have paedomorphic dinosaur skulls”. Nature487 (7406): 223–226. Bibcode: 2012Natur.487..223B. doi:10.1038/nature11146. PMID22722850.
Fisher, P. E.; Russell, D. A.; Stoskopf, M. K.; Barrick, R. E.; Hammer, M.; Kuzmitz, A. A. (2000). “Cardiovascular evidence for an intermediate or higher metabolic rate in an ornithischian dinosaur”. Science288 (5465): 503–5. Bibcode: 2000Sci...288..503F. doi:10.1126/science.288.5465.503. PMID10775107.
Hillenius, W. J.; Ruben, J. A. (2004). “The evolution of endothermy in terrestrial vertebrates: Who? when? why?”. Physiological and Biochemical Zoology77 (6): 1019–42. doi:10.1086/425185. PMID15674773.
Rowe, T.; McBride, E. F.; Sereno, P. C.; Russell, D. A.; Fisher, P. E.; Barrick, R. E.; Stoskopf, M. K. (2001). “Dinosaur with a Heart of Stone”. Science291 (5505): 783. doi:10.1126/science.291.5505.783a. PMID11157158.
Cleland, Timothy P.; Stoskopf, Michael K.; and Schweitzer, Mary H. (2011). “Histological, chemical, and morphological reexamination of the "heart" of a small Late Cretaceous Thescelosaurus”. Naturwissenschaften98 (3): 203–211. Bibcode: 2011NW.....98..203C. doi:10.1007/s00114-010-0760-1. PMID21279321.
Norell, M. A., Clark, J. M., Dashzeveg, D., Barsbold, T., Chiappe, L. M., Davidson, A. R., McKenna, M. C. and Novacek, M. J. (November 1994). “A theropod dinosaur embryo and the affinities of the Flaming Cliffs Dinosaur eggs”. Science266 (5186): 779–82. Bibcode: 1994Sci...266..779N. doi:10.1126/science.266.5186.779. PMID17730398.
Embery, G; Milner, AC; Waddington, RJ; Hall, RC; Langley, MS; Milan, AM (2003). “Identification of proteinaceous material in the bone of the dinosaur Iguanodon”. Connective Tissue Research44 (Suppl 1): 41–6. doi:10.1080/03008200390152070. PMID12952172.
Schweitzer, M. H.; Zheng W., Organ C. L., Avci R., Suo Z., Freimark L. M., Lebleu V. S., Duncan M. B., Vander Heiden M. G., Neveu J. M., Lane W. S., Cottrell J. S., Horner J. R., Cantley L. C., Kalluri R. & Asara J. M. (2009). “Biomolecular Characterization and Protein Sequences of the Campanian Hadrosaur B. canadensis”. Science324 (5927): 626–31. Bibcode: 2009Sci...324..626S. doi:10.1126/science.1165069. PMID19407199.
Wang, HL; Yan, ZY; Jin, DY (1997). “Reanalysis of published DNA sequence amplified from Cretaceous dinosaur egg fossil”. Molecular Biology and Evolution14 (5): 589–91. doi:10.1093/oxfordjournals.molbev.a025796. PMID9159936.
Lockley, M.G., Li, R., Harris, J.D., Matsukawa, M., and Liu, M. (August 2007). “Earliest zygodactyl bird feet: evidence from Early Cretaceous roadrunner-like tracks”. Naturwissenschaften94 (8): 657–65. Bibcode: 2007NW.....94..657L. doi:10.1007/s00114-007-0239-x. PMID17387416.
Tarsitano, Samuel F.; Russell, Anthony P.; Horne, Francis; Plummer, Christopher; Millerchip, Karen (2000). “On the Evolution of Feathers from an Aerodynamic and Constructional View Point”. American Zoologist40 (4): 676–686. doi:10.1093/icb/40.4.676.
Hutson, Joel D.; Hutson, Kelda N. (2018). “Retention of the flight-adapted avian finger-joint complex in the Ostrich helps identify when wings began evolving in dinosaurs”. Ostrich: Journal of African Ornithology89 (2): 173–186. doi:10.2989/00306525.2017.1422566.
Turner, Alan H.; Pol, Diego; Clarke, Julia A.; Erickson, Gregory M.; & Norell, Mark A. (2007). “A basal dromaeosaurid and size evolution preceding avian flight”. Science317 (5843): 1378–81. Bibcode: 2007Sci...317.1378T. doi:10.1126/science.1144066. PMID17823350.
Perle, Altangerel; Norell, Mark A.; Chiappe, Luis M.; & Clark, James M. (1993). “Flightless bird from the Cretaceous of Mongolia”. Nature362 (6421): 623–626. Bibcode: 1993Natur.362..623A. doi:10.1038/362623a0.
Forster, Catherine A.; Sampson, Scott D.; Chiappe, Luis M.; & Krause, David W. (1998). “The theropod ancestry of birds: new evidence from the Late Cretaceous of Madagascar”. Science279 (5358): 1915–9. Bibcode: 1998Sci...279.1915F. doi:10.1126/science.279.5358.1915. PMID9506938.
Currie, P.J.; Chen, P.-j. (2001). “Anatomy of Sinosauropteryx prima from Liaoning, northeastern China”. Canadian Journal of Earth Sciences38 (1): 705–727. Bibcode: 2001CaJES..38.1705C. doi:10.1139/cjes-38-12-1705.
Bhullar, B. A. S.; Marugán-Lobón, J. S.; Racimo, F.; Bever, G. S.; Rowe, T. B.; Norell, M. A.; Abzhanov, A. (2012). “Birds have paedomorphic dinosaur skulls”. Nature487 (7406): 223–226. Bibcode: 2012Natur.487..223B. doi:10.1038/nature11146. PMID22722850.
Fisher, P. E.; Russell, D. A.; Stoskopf, M. K.; Barrick, R. E.; Hammer, M.; Kuzmitz, A. A. (2000). “Cardiovascular evidence for an intermediate or higher metabolic rate in an ornithischian dinosaur”. Science288 (5465): 503–5. Bibcode: 2000Sci...288..503F. doi:10.1126/science.288.5465.503. PMID10775107.
Cleland, Timothy P.; Stoskopf, Michael K.; and Schweitzer, Mary H. (2011). “Histological, chemical, and morphological reexamination of the "heart" of a small Late Cretaceous Thescelosaurus”. Naturwissenschaften98 (3): 203–211. Bibcode: 2011NW.....98..203C. doi:10.1007/s00114-010-0760-1. PMID21279321.
Norell, M. A., Clark, J. M., Dashzeveg, D., Barsbold, T., Chiappe, L. M., Davidson, A. R., McKenna, M. C. and Novacek, M. J. (November 1994). “A theropod dinosaur embryo and the affinities of the Flaming Cliffs Dinosaur eggs”. Science266 (5186): 779–82. Bibcode: 1994Sci...266..779N. doi:10.1126/science.266.5186.779. PMID17730398.
Schweitzer, M. H.; Zheng W., Organ C. L., Avci R., Suo Z., Freimark L. M., Lebleu V. S., Duncan M. B., Vander Heiden M. G., Neveu J. M., Lane W. S., Cottrell J. S., Horner J. R., Cantley L. C., Kalluri R. & Asara J. M. (2009). “Biomolecular Characterization and Protein Sequences of the Campanian Hadrosaur B. canadensis”. Science324 (5927): 626–31. Bibcode: 2009Sci...324..626S. doi:10.1126/science.1165069. PMID19407199.
Lockley, M.G., Li, R., Harris, J.D., Matsukawa, M., and Liu, M. (August 2007). “Earliest zygodactyl bird feet: evidence from Early Cretaceous roadrunner-like tracks”. Naturwissenschaften94 (8): 657–65. Bibcode: 2007NW.....94..657L. doi:10.1007/s00114-007-0239-x. PMID17387416.
Forster, Catherine A.; Sampson, Scott D.; Chiappe, Luis M.; & Krause, David W. (1998). “The theropod ancestry of birds: new evidence from the Late Cretaceous of Madagascar”. Science279 (5358): 1915–9. Bibcode: 1998Sci...279.1915F. doi:10.1126/science.279.5358.1915. PMID9506938.
Bhullar, B. A. S.; Marugán-Lobón, J. S.; Racimo, F.; Bever, G. S.; Rowe, T. B.; Norell, M. A.; Abzhanov, A. (2012). “Birds have paedomorphic dinosaur skulls”. Nature487 (7406): 223–226. Bibcode: 2012Natur.487..223B. doi:10.1038/nature11146. PMID22722850.
Fisher, P. E.; Russell, D. A.; Stoskopf, M. K.; Barrick, R. E.; Hammer, M.; Kuzmitz, A. A. (2000). “Cardiovascular evidence for an intermediate or higher metabolic rate in an ornithischian dinosaur”. Science288 (5465): 503–5. Bibcode: 2000Sci...288..503F. doi:10.1126/science.288.5465.503. PMID10775107.
Hillenius, W. J.; Ruben, J. A. (2004). “The evolution of endothermy in terrestrial vertebrates: Who? when? why?”. Physiological and Biochemical Zoology77 (6): 1019–42. doi:10.1086/425185. PMID15674773.
Rowe, T.; McBride, E. F.; Sereno, P. C.; Russell, D. A.; Fisher, P. E.; Barrick, R. E.; Stoskopf, M. K. (2001). “Dinosaur with a Heart of Stone”. Science291 (5505): 783. doi:10.1126/science.291.5505.783a. PMID11157158.
Cleland, Timothy P.; Stoskopf, Michael K.; and Schweitzer, Mary H. (2011). “Histological, chemical, and morphological reexamination of the "heart" of a small Late Cretaceous Thescelosaurus”. Naturwissenschaften98 (3): 203–211. Bibcode: 2011NW.....98..203C. doi:10.1007/s00114-010-0760-1. PMID21279321.
Norell, M. A., Clark, J. M., Dashzeveg, D., Barsbold, T., Chiappe, L. M., Davidson, A. R., McKenna, M. C. and Novacek, M. J. (November 1994). “A theropod dinosaur embryo and the affinities of the Flaming Cliffs Dinosaur eggs”. Science266 (5186): 779–82. Bibcode: 1994Sci...266..779N. doi:10.1126/science.266.5186.779. PMID17730398.
Embery, G; Milner, AC; Waddington, RJ; Hall, RC; Langley, MS; Milan, AM (2003). “Identification of proteinaceous material in the bone of the dinosaur Iguanodon”. Connective Tissue Research44 (Suppl 1): 41–6. doi:10.1080/03008200390152070. PMID12952172.
Schweitzer, M. H.; Zheng W., Organ C. L., Avci R., Suo Z., Freimark L. M., Lebleu V. S., Duncan M. B., Vander Heiden M. G., Neveu J. M., Lane W. S., Cottrell J. S., Horner J. R., Cantley L. C., Kalluri R. & Asara J. M. (2009). “Biomolecular Characterization and Protein Sequences of the Campanian Hadrosaur B. canadensis”. Science324 (5927): 626–31. Bibcode: 2009Sci...324..626S. doi:10.1126/science.1165069. PMID19407199.
Wang, HL; Yan, ZY; Jin, DY (1997). “Reanalysis of published DNA sequence amplified from Cretaceous dinosaur egg fossil”. Molecular Biology and Evolution14 (5): 589–91. doi:10.1093/oxfordjournals.molbev.a025796. PMID9159936.
Lockley, M.G., Li, R., Harris, J.D., Matsukawa, M., and Liu, M. (August 2007). “Earliest zygodactyl bird feet: evidence from Early Cretaceous roadrunner-like tracks”. Naturwissenschaften94 (8): 657–65. Bibcode: 2007NW.....94..657L. doi:10.1007/s00114-007-0239-x. PMID17387416.
Vargas, A.O., Fallon, J.F. (October 2004). “Birds have dinosaur wings: The molecular evidence”. Journal of Experimental Zoology Part B: Molecular and Developmental Evolution304B (1): 86–90. doi:10.1002/jez.b.21023. PMID15515040.
Camp, Charles L. (1936). “A new type of small theropod dinosaur from the Navajo Sandstone of Arizona”. Bulletin of the University of California Department of Geological Sciences24: 39–65.
Chiappe, Luis M. (1997). “Aves”. In Currie, Philip J.; Padian, Kevin. Encyclopedia of Dinosaurs. San Diego: Academic Press. pp. 45–50. ISBN978-0-12-226810-6
Novas, Fernando E.; Pol, Diego. (2002). “Alvarezsaurid relationships reconsidered”. In Chiappe, Luis M.; Witmer, Lawrence M.. Mesozoic Birds: Above the Heads of Dinosaurs. Berkeley: University of California Press. pp. 121–125. ISBN978-0-520-20094-4