Bühler, P. & Bock, W.J. (2002). Zur Archaeopteryx-Nomenklatur: Missverständnisse und Lösung. Journal of Ornithology. 143(3): 269–286. [Article in German, English abstract] doi:10.1046/j.1439-0361.2002.02006.x (HTML abstract)
Olson, S.L. & Feduccia, A. (1979). Flight capability and the pectoral girdle of Archaeopteryx. Nature. 278(5701). 247–248. doi:10.1038/278247a0 (HTML abstract)