1988) Nlolectilar quasi-severs.J Phys Chem 92: 6881 6891. 23. Eigen M. Schuster P (1978)'the hypercycle. Naturwiartuchaften 65: 7 41. 24. Park SC. Simon D, !Crag J (2010) The sped of evolution in large asexual populations. Stat Phys 138: 381-410. 25. Ikrrida B. Peliti L(1991) Evolution in a at fitnes