Barricelli, Nils Aall (1962). "Numerical testing of evolution theories : Part I Theoretical introduction and basic tests". Acta Biotheoretica. 16 (1–2): 69–98. doi:10.1007/BF01556771. S2CID124273411.
Barricelli, Nils Aall (1962). "Numerical testing of evolution theories : Part I Theoretical introduction and basic tests". Acta Biotheoretica. 16 (1–2): 69–98. doi:10.1007/BF01556771. S2CID124273411.