Brooks, T.M., R.A. Mittermeier, C.G. Mittermeier, G.A.B. da Fonseca, A.B. Rylands, W.R. Konstant, P. Flick, J. Pilgrim, S. Oldfield, G. Magin, and C. Hilton-Taylor (2002)
Habitat Loss and Extinction in the Hotspots of Biodiversity
published in Conservation Biology, issue 4, volume 16 (page 909 - 923)