Regeneration of whole fertil plants from 30,000-y-old fruit tissue buried in Siberian permafrost, S. Yashina, S. Gubin, S. Maksimovich, A. Yashina & E. Gakhova; Ed P. Buford Price - Proceedings of the National Academy of Sciences of the United States of America (PNAS), 0 (2012), p. 1118386109v1 [4]