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  1. 1
    Journal
  2. 2
    Book
  3. 3
    Book
  4. 4
    Published 1984
    Conference Proceeding Book
  5. 5
    Published 1978
    Government Document Book
  6. 6
    Published 1996
    Book
  7. 7
    by Whitson, Peggy A.
    Published 1996
    Government Document Book
  8. 8
    Published 2000
    Book
  9. 9
    Get full text
    Government Document Journal
  10. 10
    Published 1995
    Journal
  11. 11
    Published 1973
    Journal
  12. 12
    Journal
  13. 13
    Published 1999
    Journal
  14. 14
    Published 1998
    Journal
  15. 15
    Published 1982
    Journal
  16. 16
    Published 2012
    Journal
  17. 17
    Journal
  18. 18
    Journal
  19. 19
    Journal
  20. 20
    Journal
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