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  1. 1
    by Heidtman, K.
    Published 1997
    Government Document Microform Book
  2. 2
    Published 1976
    Book
  3. 3
    Published 1979
    Book
  4. 4
    by Chen, Leon L.
    Published 1988
    Book
  5. 5
    by Walker, Roger S.
    Published 1973
    Book
  6. 6
    by O'Day, James
    Published 1993
    Book
  7. 7
    Published 2001
    Book
  8. 8
  9. 9
    Published 2012
    Get full text
    Book
  10. 10
  11. 11
    Published 2018
    TRB website
    Book
  12. 12
  13. 13
  14. 14
  15. 15
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