@article{article, title  = {{Ultimate causes and the evolution of altruism}},

 url = {{}},

 year = {{2011}},

 month = {{3}},

 author = {{Marshall JAR}},

 doi = {{10.1007/s00265-010-1110-1}},

 volume = {{65}},

 journal = {{BEHAV ECOL SOCIOBIOL}},

 issue = {{3}},

 pages = {{503-512}},

 note = {{Accessed on 2024/09/19}}}