% pubman genre = article
@article{item_2183467,
title = {{Shared norms and the evolution of ethnic markers}},
author = {McElreath, Richard and Boyd, Robert},
language = {eng},
doi = {10.1086/345689},
year = {2003},
date = {2003},
journal = {{Current Anthropology}},
volume = {44},
number = {1},
pages = {122--129},
}