Wilson EJ, Skeffington, R.A., Downer CJ, Maltby E, Immirzi P, Swanston C. Setting critical loads for dystrophic peat - a new approach. In: Acid Rain and its Impact: The Critical Loads Debate. Acid Rain and its Impact: The Critical Loads Debate. ; 1994.

Wilson EJ, Skeffington RA, Downer CJ, Maltby E, Immirzi P, Swanston C. Setting critical loads for dystrophic peat - a new approach. In: Battarbee R.W. (Ed): Acid Rain and its Impact: The Critical Loads Debate. London.: Environmental change Research Centre/ENSIS; 1994.