Autor:	Brown, P. D., Holdgate, M. W., Longton, R. E., Greene, S. W., Gimingham, C. H., Rose, A. H., Hart, T. J., Holtom, Anne, Thurston, M. H., Smith, J. E., Jones, N. V., Harding, J. P., Heywood, R. B.
Zdroj:	Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, 1967 Sep . 252(777), 343-346.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2417000 Zobrazit plný text záznamu