Similar title to
Brandt, H., Ohtsuki, H., Iwasa, Y., & Sigmund, K.
(2007).
A survey on indirect reciprocity.
In:
Mathematics for Ecology and Environmental Sciences.
Eds. Takeuchi, Y., Iwasa, Y., & Sato, K.,
Berlin Heidelberg: Springer-Verlag.
10.1007/978-3-540-34428-5.