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P. C. Sereno; C. A. Forster; R. R. Rogers; A. M. Monetta (1993), „Primitive dinosaur skeleton from Argentina and the early evolution of Dinosauria”, Nature, 361 (6407): 64—66, Bibcode:1993Natur.361...64S, doi:10.1038/361064a0
Xu X.; M.A. Norell; Kuang, X.; Wang, X.; Zhao, Q.; Jia, C. (2004), „Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids”, Nature, 431 (7009): 680—684, Bibcode:2004Natur.431..680X, PMID15470426, doi:10.1038/nature02855
S. Chatterjee; R. J. Templin (2007). „Biplane wing planform and flight performance of the feathered dinosaur Microraptor gui”. Proceedings of the National Academy of Science. 104 (5): 1576—1580. Bibcode:2007PNAS..104.1576C. doi:10.1073/pnas.0609975104.
MacLeod N, Rawson PF, Forey PL, Banner FT, Boudagher-Fadel MK, Bown PR, Burnett JA, Chambers P, Culver S, Evans SE, Jeffery C, Kaminski MA, Lord AR, Milner AC, Milner AR, Morris N, Owen E, Rosen BR, Smith AB, Taylor PD, Urquhart E, Young JR (1997). „The Cretaceous–Tertiary biotic transition”. Journal of the Geological Society. 154 (2): 265—292. Bibcode:1997JGSoc.154..265M. doi:10.1144/gsjgs.154.2.0265.
L. R. Kump; A. Pavlov; M. A. Arthur (2005), „Massive release of hydrogen sulfide to the surface ocean and atmosphere during intervals of oceanic anoxia”, Geology, 33 (5): 397—400, Bibcode:2005Geo....33..397K, doi:10.1130/G21295.1
P. C. Sereno; C. A. Forster; R. R. Rogers; A. M. Monetta (1993), „Primitive dinosaur skeleton from Argentina and the early evolution of Dinosauria”, Nature, 361 (6407): 64—66, Bibcode:1993Natur.361...64S, doi:10.1038/361064a0
Xu X.; M.A. Norell; Kuang, X.; Wang, X.; Zhao, Q.; Jia, C. (2004), „Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids”, Nature, 431 (7009): 680—684, Bibcode:2004Natur.431..680X, PMID15470426, doi:10.1038/nature02855
S. Chatterjee; R. J. Templin (2007). „Biplane wing planform and flight performance of the feathered dinosaur Microraptor gui”. Proceedings of the National Academy of Science. 104 (5): 1576—1580. Bibcode:2007PNAS..104.1576C. doi:10.1073/pnas.0609975104.
Xu X.; M.A. Norell; Kuang, X.; Wang, X.; Zhao, Q.; Jia, C. (2004), „Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids”, Nature, 431 (7009): 680—684, Bibcode:2004Natur.431..680X, PMID15470426, doi:10.1038/nature02855