@article{Borgerhoff Mulder2007,
author = {Borgerhoff Mulder, M.},
title= {Hamilton's rule and kin competition: The Kipsigis case},
year = {2007},
doi = {10.1016/j.evolhumbehav.2007.05.009},
journal = {Evolution and Human Behavior},
volume = {28},
number = {5},
pages = {299--312},
}