Reference citation:
Witt P (1998) BSc thesis. Univ of Aarhus, Aarhus, Denmark.

Source citation:
Web of Life. http://www.web-of-life.es .

Source archive URL:
https://github.com/globalbioticinteractions/web-of-life/archive/f63e4dbd52d31b698df5d5f63a409889a26fd0a5.zip