?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Dieckmann%2C+U.&rft.aulast=Dieckmann&rft.aufirst=U.&rft.degree=Doctoral&rft.date=1996&rft.title=The+Dynamical+Theory+of+Coevolution&rft.inst=Leiden+University&rft.tpages=146