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2. Relationship of ambient ozone with injury to pines in the Sierra Nevada and San Bernardino Mountains of California, USA;Arbaugh;Environ. Pollut.,1998
3. Brace, S., 1996. The spatial distribution of ozone in the Mount Rainier National Park region. University of Washington, M.S. Thesis
4. Brace, S., Peterson, D.L., Horner, D., 1999. A Guide to Ozone Injury in Vascular Plants of the Pacific Northwest, USDA, Forest Service, General Technical Report, PNW-GTR-446
5. Wet and dry pollutant deposition to the mixed conifer forest;Bytnerowicz,1999