Coates, Enda, Brian Cronin, and Tom Kent. “A Comparison of Biomass Production and Machine System Productivity Using Three Harvesting Methods in a Conifer First Thinning.”. Irish Forestry (November 1, 2016). Accessed April 26, 2024. https://journal.societyofirishforesters.ie/index.php/forestry/article/view/10848.