de Lussanet, M.H.E.; Osse, J.W.M. (2012). "An ancestral axial twist explains the contralateral forebain and the optic chiasm in vertebrates". Animal Biology. 62 (2): 193–216. arXiv:1003.1872. doi:10.1163/157075611X617102. S2CID7399128.
Ebbesson, Sven O. E.; Ito, Hironobu (1980). "Bilateral retinal projections in the black piranah (Serrasalmus niger)". Cell Tissue Res. 213 (3): 483–495. doi:10.1007/BF00237893. PMID7448850. S2CID2406618.
Ebbesson, Sven O. E.; Ito, Hironobu (1980). "Bilateral retinal projections in the black piranah (Serrasalmus niger)". Cell Tissue Res. 213 (3): 483–495. doi:10.1007/BF00237893. PMID7448850. S2CID2406618.
de Lussanet, M.H.E.; Osse, J.W.M. (2012). "An ancestral axial twist explains the contralateral forebain and the optic chiasm in vertebrates". Animal Biology. 62 (2): 193–216. arXiv:1003.1872. doi:10.1163/157075611X617102. S2CID7399128.
Ebbesson, Sven O. E.; Ito, Hironobu (1980). "Bilateral retinal projections in the black piranah (Serrasalmus niger)". Cell Tissue Res. 213 (3): 483–495. doi:10.1007/BF00237893. PMID7448850. S2CID2406618.