Farrell, E.P., T. Cummins, G.M. Boyle, G.W. Smillie, and J.F. Collins. “Intensive Monitoring of Forest Ecosystems.”. Irish Forestry (November 1, 1993). Accessed April 19, 2024. https://journal.societyofirishforesters.ie/index.php/forestry/article/view/9718.