Lange, O. L., Heber, U., Schulze, E. D., & Ziegler, H. (1989). Atmospheric pollutants
and plant metabolism. In E.-D. Schulze, O. Lange, & R. Oren (Eds.), Forest
Decline and Air Pollution. Ecological Studies (Analysis and Synthesis) (pp. 238-273). Berlin, Heidelberg: Springer.