@article{articled03c2eee,
title   = {Endocrine monitoring of the ovarian cycle in captive female Amazonian manatees (Trichechus inunguis)},
author = {Amaral, Rodrigo S and Rosas, Fernando César Weber and Silva, Vera M.F. da and Nichi, Marcilio and Oliveira, Cláudio Alvarenga de},
year = {2013},
doi = {10.1016/j.anireprosci.2013.09.001},
journal   = {Animal Reproduction Science}
}