R.K. Olson 
Response of western forests to air pollution 
 - New York  Springer-Verlag  1992 
 - 532p 
R.K. Olson; D. Binkley & M. Bohm: Response of western forests to air pollution.  New York.  Springer-Verlag, 1992. 0-387-97895-X--(634.9619OLS)   
ENGLISH 
0-387-97895-X 
634.9619  / OLS