@book{70816,
	author = {Dawkins, H. Colyear. and Hockin, R. L.},
	title = {First observations of ecological surveillance plots on afforested open-cast spoil in South Wales},
	publisher = {Commonwealth Forestry Institute,},
	year = {1985},
	series = {Commonwealth Forestry Institute. Occasional papers},
	address = {Oxford :}
}