"Botanica Marina", 27.6 (1984): 229-275. Retrieved 23 May. 2013, from http://www.degruyter.com/view/j/botm.1984.27.issue-6/issue-files/botm.1984.27.issue-6.xml

Botanica Marina (1984), 27(6), pp. 229-275. Retrieved 23 May. 2013, from http://www.degruyter.com/view/j/botm.1984.27.issue-6/issue-files/botm.1984.27.issue-6.xml

Botanica Marina. 1984. 27(6): 229-275. Retrieved 23 May. 2013, from http://www.degruyter.com/view/j/botm.1984.27.issue-6/issue-files/botm.1984.27.issue-6.xml