Pääbo, Svante Department of Evolutionary Genetics, Max Planck Institute for Evolutionary Anthropology, Max Planck Society;
http://mbe.oxfordjournals.org/content/16/11/1466 (Abstract)
Greenwood, A. D., Capelli, C., Possnert, G., & Pääbo, S. (1999). Nuclear DNA sequences from late Pleistocene megafauna. Molecular Biology and Evolution, 16(11), 1466-1473.