SALANECK, E. & ARDELL, D.H. & LARSON, E.T. & LARHAMMAR, D. (2003)
Three neuropeptide Y receptor genes in the spiny dogfish, Squalus acanthias, support en bloc duplications in early vertebrate evolution. Molecular Biology and Evolution, 20 (8): 1271–1280
DOI: 10.1093/molbev/msg133