Irestedt, M., Jønsson, K. A., Fjeldså, J., Christidis, L., & Ericson, P. G. (2009). An unexpectedly long history of sexual selection in birds-of-paradise. BioMed Central.

Irestedt, Martin, Knud A. Jønsson, Jon Fjeldså, Les Christidis, e Per GP Ericson. An Unexpectedly Long History of Sexual Selection in Birds-of-paradise. BioMed Central, 2009.

Irestedt, Martin, et al. An Unexpectedly Long History of Sexual Selection in Birds-of-paradise. BioMed Central, 2009.