@article{Carvajal-Serna:85400,
author = "Carvajal-Serna, M. and Torres-Ruda, F. and Cardozo, J.A.
and Grajales-Lombana, H. and Cebrián-Pérez, J.Á. and
Muiño-Blanco, T. and Pérez-Pé, R. and Casao, A.",
title = "{Changes in melatonin concentrations in seminal plasma are
not correlated with testosterone or antioxidant enzyme
activity when rams are located in areas with an equatorial
photoperiod}",
year = "2019",
}