2002 state of science and knowledge gaps with respect to air pollution impacts on forests: reports from IUFRO RG 7.04.00 meeting
Elena Paoletti, Algirdas Augustaitis, Andrzej Bytnerowicz, Jurg B. Bucher, Marco Ferretti, Dale Johnson, David F. Karnovsky, Blanka Maňkovská, G. Müller-Starck, Kevin E.Percy