(1)
Pérez-Gálvez, A.; Negro-Balmaseda, J. J.; Mínguez-Mosquera, M. I.; Cascajo-Almenara, M. V.; Garrido-Fernández, J. Astaxanthin from Crayfish (Procambarus Clarkii) As a Pigmentary Ingredient in the Feed of Laying Hens. grasasaceites 2008, 59, 139-145.