Reference citation:
Hocking, B. 1968. Insect-flower associations in the high Arctic with special reference to nectar. Oikos 19:359-388.

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

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