Osmotic stress of stallion sperm exposed to hipertonic solution of diferents cryoprotectants - Alvarenga, Marco Antonio [UNESP]; Papa, Frederico Ozanam [UNESP]; Araujo, G. H. M. [UNESP]; Freitas, C. P. [UNESP]; Dell'aqua Junior, José Antônio [UNESP]; Medeiros, A. S. L. [UNESP] (Wiley-Blackwell Publishing, Inc, 2008)