?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Kurzhanski%2C+A.&rft.aulast=Kurzhanski&rft.aufirst=A.&rft.date=August+1990&rft.title=Mathematical+problems+motivated+by+environmental+monitoring&rft.btitle=IFAC+Symposia+Series+-+Proceedings+of+a+Triennial+World+Congress&rft.genre=bookitem