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  1. 1
    Journal
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    Published 1988
    Journal
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    Published 1988
    Government Document Journal
  4. 4
    Published 1990
    Government Document Journal
  5. 5
    Published 1989
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    Government Document Journal
  6. 6
    Published 1988
    Government Document Journal
  7. 7
    Published 1994
    Government Document Journal
  8. 8
    Government Document Journal
  9. 9
    Published 1995
    Government Document Journal
  10. 10
    Published 1990
    Government Document Journal
  11. 11
    Published 1997
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    Government Document Journal
  12. 12
    Published 1993
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    Government Document Journal
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    Government Document Journal
  15. 15
    Published 1994
    Government Document Journal
  16. 16
    Published 1999
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    Government Document Journal
  17. 17
    Published 1997
    Journal
  18. 18
    Journal
  19. 19
    Journal
  20. 20
    Published 2004
    Journal
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