@article {28838,
	title = {History of water levels. In : The Peace-Athabasca Delta Project. Technical Appendices, Volume 1, 1973 Hydrologic Investigations. Section A. Appendix A-1. Daily lake levels},
	year = {1972},
	institution = {Alberta Department of Environment, Hydrology Branch for The Peace-Athabasca Delta Project Group}
}
