@incollection{iiasa4340,
       booktitle = {Epidemic Models: Their Structure and Relation to Data},
          editor = {D. Mollison},
           month = {July},
           title = {Velocities of epidemic spread},
         address = {Cambridge},
       publisher = {Cambridge University Press},
            year = {1995},
             url = {https://pure.iiasa.ac.at/id/eprint/4340/},
          author = {Metz, J. A. J. and van den Bosch, F.}
}