author = { Mayhead, G. J. AND Broad, K. AND Marsh, P. },

title = { Tree growth on the South Wales coalfield },

publisher = {Forestry Commission},

year = {1974},

booktitle = {Research and development paper / Forestry Commission, Great Britain ; 108},

address = { London },

url = { http://slubdd.de/katalog?TN_libero_mab2 }