R. W. Schmitz, D. Serre, G. Bonani, S. Feine, F. Hillgruber, H. Krainitzki, S. Pääbo, and F. H. Smith. The Neandertal type site revisited: interdisciplinary investigations of skeletal remains from the Neander Valley, Germany. Proc. Natl. Acad. Sci. U. S. A., volume 99, issue 20, pages 13342-13347, October 2002.

R. W. Schmitz, D. Serre, G. Bonani, S. Feine, F. Hillgruber, H. Krainitzki, S. Paabo, and F. H. Smith. The Neandertal type site revisited: Interdisciplinary investigations of skeletal remains from the Neander Valley, Germany. Proceedings of the National Academy of Sciences, Proceedings of the National Academy of Sciences, volume 99, issue 20, pages 13342-13347, September 2002.

G. Bräuer and F. H. Smith. Continuity or Replacement. Balkema, 1992.

J. R. ci\'c, F. H. Smith, E. Trinkaus, and M. H. Wolpoff. The Krapina Hominids: An illustrated catalog of skeletal remains. Mladost Press and the Croation Natural History Museum, 1988.