Adam Dillon, Aggregated Extraction in Haliburton County: A preliminary investigation into the rehabilitation of regional pits and quarries, Trent University, 2006
Corkery, Catherine, What is causing observed water level fluctuations in Gull Lake? An examination of the impacts of three weather parameters on lake water levels, Trent University, 2010
Environmental Education Ontario, Greening the Way Ontario Learns: A Public Strategic Plan for Environmental and Sustainability Education, U-Links, 2003
John L. Riley, Pat Mohr, The Natural Heritage of Southern Ontario's Settled Landscapes: A Review of Conservation and Restoration Ecology for Land-Use and Urban Planning, 1994