@article {30751,
	title = {Biomass, production, and yields of walleye (Stizostedion vitreum vitreum) and yellow perch (Perca flavescens) in North America},
	volume = {34},
	year = {1977},
	pages = {1602-1612},
	publisher = {Journal of the Fisheries Research Board of Canada},
	author = {Carlander, K. D.}
}
