@book{2417,
	author = {Fiddler, Gary O. and E.U.A. Forest Service. Pacific Southwest Forest and Range Experiment Station.},
	title = {Thinning decreases mortality and increases growth of Ponderosa pine in northeastern California},
	publisher = {Forest Service Picific Southwest Forest and Range Experiment Station,},
	year = {1989},
	series = {Research paper},
	address = {Berkeley, Ca. :}
}