Crowe, Erin, Determining the Relative Contribution from Snowmobiles to an Acid Pulse Effect in the Watershed of the Haliburton Forest, Trent University, 2004
Report addresses concerns of staff at Haliburton Forest regarding the environmental impacts of snowmobiling.
R.J. Burnside & Associates, Draft Phase II Report- Environmental Assessment Water and Sanitary Servicing; Ontario Camp Leadership Centre, Bark Lake, Irondale, Ontario, Coburn, Carolynn, 1992