@article{Salmon2016,
author = {Salmon, C. and Cuthbertson, A.M. and Figueredo, A.J.},
title= {The relationship between birth order and prosociality: an evolutionary perspective},
year = {2016},
doi = {10.1016/j.paid.2016.02.066},
volume = {96},
pages = {18--22},
}