info:oai:pure.iiasa.ac.at:4696info:ofi/fmt:xml:xsd:journalDiekmannO.Diekmann, O.KoeijerA.A. deKoeijer, A.A. deMetzJ.A.J.Metz, J.A.J.1419961073-1849On the final size of epidemics within herdsCanadian Applied Mathematics Quarterly21-30article