1. Principles of Social Evolution;Bourke,2011
2. Altruism and conflict in the social insects;Davies,2012
3. Worker Conflict and Worker Policing. Reference Module in Life Sciences. Encyclopedia of Animal Behaviour;Helanterä,2018
4. Host sanctions and the legume-rhizobium mutualism;Kiers;Nature,2003
5. The evolution of worker sterility in honeybees: the genetic basis of failure of worker policing. Proc. R. Soc. Lond;Oldroyd;B.,1999