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title = {{Seals and Whales of the Southern Ocean}},  journal = {Philosophical Transactions of the Royal Society B: Biological Sciences},  }  @article{MACKINTOSH_1946,  doi = {10.1111/j.1469-185x.1946.tb00453.x},  url = {http://dx.doi.org/10.1111/j.1469-185x.1946.tb00453.x},  year = {1946},  month = {apr},  publisher = {Wiley-Blackwell},  volume = {21},  number = {2},  pages = {60--74},  author = {N. A. MACKINTOSH},  title = {{{THE} {NATURAL} {HISTORY} {OF} {WHALEBONE} {WHALES}}},  journal = {Biological Reviews},  }