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  1. 1
  2. 2

    Air quality guidelines for Europe.

    Published 1987
    Book
  3. 3

    Sensor systems for environmental monitoring

    Published 1997
    Book
  4. 4

    Measuring environmental quality in Asia

    Published 1997
    Book
  5. 5

    Air quality guidelines for Europe

    Published 2000
    Book
  6. 6
  7. 7

    Asian environment outlook 2001 by Angel, David P.

    Published 2001
    Book
  8. 8
  9. 9

    Monitoring plant and animal populations

    Published 2001
    Book
  10. 10

    Environmental monitoring

    Published 2015
    Book