著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) P. De Mottoni and E. Orlandi and A. Tesei,Asymptotic behavior for a system describing epidemics with migration and spatial spread of infection,"Nonlinear Analysis: Theory, Methods & Applications",0362-546X,Elsevier BV,1979-08,3,5,663-675,https://cir.nii.ac.jp/crid/1364233270308595200,https://doi.org/10.1016/0362-546x(79)90095-6