?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Shvidenko%2C+A.&rft.aulast=Shvidenko&rft.aufirst=A.&rft.date=1995&rft.title=Classification+and+assessment+of+disturbance+impacts+on+terrestrial+biota+in+Northern+Eurasia&rft.genre=proceeding