Matt Friedman. The evolutionary origin of flatfish asymmetry // Nature. — 2008. — Vol. 454. — P. 209—212. — doi:10.1038/nature07108. — PMID18615083.
Matt Friedman. Osteology of Heteronectes chantey (Acanthomorpha, Pleuronectiformes), an Eocene stem flatfish, with a discussion of flatfish sister-group relationships // Journal of Vertebrate Paleontology. — 2012. — Vol. 21, № 4. — P. 735—756. — doi:10.1080/02724634.2012.661352.
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ncbi.nlm.nih.gov
Matt Friedman. The evolutionary origin of flatfish asymmetry // Nature. — 2008. — Vol. 454. — P. 209—212. — doi:10.1038/nature07108. — PMID18615083.