@misc{Fraser_F._C._Congenital_1969, author={Fraser, F. C. and Cave, A. J. E.}, volume={157}, copyright={Rights Reserved - Restricted Access}, address={London}, journal={Journal of Zoology, Lond.}, howpublished={online}, year={1969}, publisher={Wiley-Blackwell}, language={eng}, title={Congenital jugal bipartism in mysticetes}, type={Text}, keywords={Balaena, Balaenoptera, Megaptera novaeangliae}, }