Pita, M.C.G. (2010) “Effect of Marine and Vegetal Sources on the Hen Diets on the PUFAs and PUFAs n-3 in Laying Hens Egg Yolk and Plasm”, International Journal of Poultry Science, 9(2), pp. 148–151. doi:10.3923/ijps.2010.148.151.