@article{Peña2002,
author = {Peña, J.A. and Alfonso-Sánchez, M.A. and Calderón, R.},
title= {Inbreeding and demographic transition in the Orozco Valley (Basque Country, Spain)},
year = {2002},
doi = {10.1002/ajhb.10085},
journal = {American Journal of Human Biology},
volume = {14},
number = {6},
pages = {713--720},
}