[1] D.M.Abrams, S.H.Strogatz, Nature 424, 900 (2003) Y. Bhattacharjee, Science 303, 1326 (2004) C. Holden, Science 303, 1316 (2004) | UIUC | |
[2] R. Axelrod. Journal of Conflict Resolution 41, 203 (1997) R. Axelrod. The complexity of cooperation. Princeton University Press, Princeton, (1997) M. San Miguel, V.M. EguŽiluz, R. Toral, and K. Klemm, 2005, Comp. Sci. Engin. 7, issue 6 (2005), and physics/0507201 | ||
[3] M.A. Nowak, N.L. Komarova and P. Niyogi, Nature 417, 611 (2002) and Science 291, 114 (2001) | UIUC | |
[4] D. Stauffer, C. Schulze, Physics of Life Reviews 2, 89 (2005) C. Schulze and D. Stauffer. Int. J.Mod.Phys.C 16, 781(2005) | UIUC | |
[5] J.Mira, A.Paredes, Europhys.Lett.69, 1031 (2005); K.Kosmidis, J.M.Halley, P.Argyrakis, Physica A353, 595 (2005) | UIUC | |
[6] M. Patriarca, T. Leppšanen, Physica A 338, 296 (2004) V.M.de Oliveira, M.A.F.Gomes, I.R.Tsang, Physica A (2005), in press, and physics/0505197 V. Schwšammle, Int.J.Mod.Phys.C 16, in press, and physics/0503238 | UIUC | |
[7] C.Schulze and D.Stauffer, physics/0502144 |