@article{iiasa13638,
          volume = {29},
          number = {9},
           month = {November},
           title = {A synthesis of survey results: The Extent of Forest Decline in Europe},
       publisher = {Taylor \& Francis},
            year = {1987},
         journal = {Environment: Science and Policy for Sustainable Development},
             doi = {10.1080/00139157.1987.9931356},
           pages = {4--31},
             url = {https://pure.iiasa.ac.at/id/eprint/13638/},
            issn = {0013-9157},
          author = {Nilsson, S. and Duinker, P.}
}