Halichoerus grypus (Indonesian Wikipedia)
Analysis of information sources in references of the Wikipedia article "Halichoerus grypus" in Indonesian language version.
doi.org
- Olsen, Morten Tange; Galatius, Anders; Biard, Vincent; Gregersen, Kristian; Kinze, Carl Christian (April 2016). "The forgotten type specimen of the grey seal [Halichoerus grypus (Fabricius, 1791)] from the island of Amager, Denmark". Zoological Journal of the Linnean Society. 178 (3): 713–720. doi:10.1111/zoj.12426
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