?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Alr%C3%B8e&rft.au=Alr%C3%B8e%2C+Hugo+Fjelsted&rft.aufirst=Hugo+Fjelsted&rft.date=2002&rft.title=The+challenge+of+systemicity+in+organic+research&rft.genre=proceeding