Snoeck, P. P. das N. (2015) “Effect of catalase, superoxide dismutase and reduced glutathione in LDL extender on ovine cryopreserved sperm viability”, Semina: Ciências Agrárias, 36(4), p. 2593–2602. doi: 10.5433/1679-0359.2015v36n4p2593.