@article{articleb30d99bc,
title   = {Placentation in the alpaca Lama pacos},
author = {Olivera, Luis and Bevilacqua, Estela Maris Andrade Forell and Zago, Douglas Antonio and Leiser, Rudolf and Jones, Carolyn},
year = {2003},
doi = {10.1007/s00429-003-0328-3},
journal   = {Anatomy Embriology}
}