@article {29596,
	title = {Diurnal primary production patterns in seven lakes and ponds in Alberta (Canada)},
	volume = {14},
	year = {1974},
	pages = {1-17},
	publisher = {Oecologia},
	url = {http://www.springerlink.com/content/r63p0j5625gj1160/fulltext.pdf},
	author = {Anderson, R. S.}
}
