Axelrod, R. and Hamilton, W. D. (1981) The evolution of cooperation.Science
Boyd, R. (1989) Mistakes allow evolutionary stability in the repeated Prisoner's Dilemma game.J. Theo. Biol.
Boyd, R. and Lorberbaum, J. (1987) No pure strategy is evolutionarily stable in the repeated Prisoner's Dilemma.Nature
Boyd, R. and Richerson, P. (1988) The evolution of reciprocity in sizable groups.J. Theo. Biol.
Brown, J., Michod, R. and Sanderson, M. (1982) Evolution of social behaviour by reciprocation.J. Theo. Biol.
Dugatkin, L. A. (1988) Do guppies play TIT FOR TAT during predator inspection vistts?Behav. Ecol. Sociobiol.
Dugatkin, L. A. (1990) N-person games and the evolution of cooperation: a model based on predator inspection behaviour in fish.J. Theo. Biol.
Dugatkin, L. A. (1991a) Predator inspection, TIT FOR TAT and shoaling: a comment on Masters and Waite.Anim. Behav. (in press).
Dugatkin, L. A. (1991b) The dynamics of the TIT FOR TAT strategy during predator inspection in the guppy.Behav. Ecol. Sociobiol. (in press).
Dugatkin, L. A. and Alfieri, M. (1991) Guppies and the TIT FOR TAT strategy: preference based on past interaction.Behav. Ecol. Sociobiol. (in press).
Dugatkin, L. A. and Wilson, D. S. (1991) Rover: a strategy for exploiting cooperators in a patchy environment.Am. Nat. (in press).
Feldman, M. and Thomas, E. (1987) Behavior dependent contexts for repeated plays of the Prisoner's Dilemma II: Dynamical aspects of the evolution of cooperation.J. Theo. Biol.
George, C. (1960) Behavioral interactions between the pickerel and the mosquitofish. Ph.D. thesis, Harvard University.
Hamilton, W. D. (1971) Geometry of the selfish herd.J. Theo. Bio.
Helfman, G. (1989) Threat sensitive avoidance in damselfish-trumpetfish interactions.Behav. Ecol. Sociobiol.
Lazarus, J. and Metcalfe, N. (1990) Tit-for-tat cooperation in sticklebacks: a critique of Milinski.Anim. Behav.
Magurran, A. (1986) Predator inspection behaviour in minnow shoals: differences between populations and individuals.Behav. Ecol. Sociobiol.
Magurran, A. and Higgam, A. (1988) Information transfer across fish shoals under predator threat.Ethology
Masters, M. and Waite, M. (1990) Tit-for-tat during predator inspection or shoaling?Anim. Behav.
Michod, R. and Sanderson, M. (1985) Behavioural structure and the evolution of cooperation. InEvolution-Essays in honor of John Maynard Smith. Greenwood, J. and Slatkin, M., eds. pp. 95–104. Cambridge: Cambridge University Press.
Milinski, M. (1987) TIT FOR TAT and the evolution of cooperation in sticklebacks.Nature
Milinski, M. (1990) No alternative to Tit-for-tat cooperation in sticklebacks.Anim. Behav.
Milinski, M., Kulling, D. and Kettler, R. (1990a) Tit for Tat: sticklebacks ‘trusting’ a cooperating partner.Behav. Ecol.
Milinski, M., Pfluger, D., Kulling, D. and Kettler, R. (1990b) Do sticklebacks cooperate repeatedly in reciprocal pairs?Behav. Ecol. Sociobiol.
Peck, J. and Feldman, M. (1986) The evolution of helping behaviour in a large randomly mixed population.Am. Nat.
Pitcher, T. J., Green, D. and Magurran, A. (1986) Dicing with death: predator inspection behavior.J. Fish Biol.
Seghers, B. (1973) An analysis of geographic variation in the anti-predator behaviour of the guppy. Ph.D. Thesis, University of British Columbia, British Columbia, Canada.