"Botanica Marina", 22.8 (1979): 477-545. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/botm.1979.22.issue-8/issue-files/botm.1979.22.issue-8.xml

Botanica Marina (1979), 22(8), pp. 477-545. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/botm.1979.22.issue-8/issue-files/botm.1979.22.issue-8.xml

Botanica Marina. 1979. 22(8): 477-545. Retrieved 25 May. 2013, from http://www.degruyter.com/view/j/botm.1979.22.issue-8/issue-files/botm.1979.22.issue-8.xml