Emiliani, Cesare (1993). "Correspondence – calendar reform". Nature366 (6457): 716. doi:10.1038/366716b0. Bibcode: 1993Natur.366..716E. "Setting the beginning of the human era at 10,000 BC would date [...] the birth of Christ at [25 December] 10,000.".
Emiliani, Cesare (1993). "Correspondence – calendar reform". Nature366 (6457): 716. doi:10.1038/366716b0. Bibcode: 1993Natur.366..716E. "Setting the beginning of the human era at 10,000 BC would date [...] the birth of Christ at [25 December] 10,000.".