@article{iiasa4690,
           title = {The continental spread of plant disease},
       publisher = {Association of Applied Biologists},
            year = {1996},
           pages = {249--251},
         journal = {Aspects of Applied Biology},
             url = {https://pure.iiasa.ac.at/id/eprint/4690/},
            issn = {0265-1491},
          author = {van den Bosch, F. and Metz, J. A. J.}
}