1. Bernstein F (1931) Comitato Italiano per lo studio dei problemi della populazione. Istituto Pologratico dello Stato, Rome
2. Cann RL, Stoneking M, Wilson AC (1987) Mitochondrial DNA and human evolution. Nature 325:31?36
3. Cavalli-Sforza LL, Bodmer WF (1971) The genetics of human populations. Freeman, San Francisco
4. Cavalli-Sforza LL, Edwards AWF (1963) Analysis of human evolution. In: Geerts SJ (ed) Genetics today, vol 2. Pergamon Press, New York, pp 932?952
5. Chen D (1986) The taxonomy of neolithic man and its phylogenetic relationship to later paleolithic man and modern man. Acta Anthropologica Sinica 5:114?127