R. Harriman
Harriman, R., Gene E. Likens, H. Hultberg, and C. Neal. 1994. “Influence Of Management Practices In Catchments On Freshwater Acidification: Afforestation In The United Kingdom And North America”. In C. E. W. Steinberg And R. F. Wright (Eds.). Acidification Of Freshwater Ecosystems: Implications For The Future, 83-101. J. Wiley and Sons, Inc., New York.