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  1. 1
    published 1963
    Book
  2. 2
    published 1980
    Book
  3. 3
  4. 4
    published 1968
    Book
  5. 5
    published 1962
    Book
  6. 6
    published 1965
    Book
  7. 7
    published 1962
    Book
  8. 8
    by Roussel, Pierre
    published 1925
    Book
  9. 9
    by Borgatti, Mariano
    published 1931
    Book
  10. 10
  11. 11
    published 1963
    Book
  12. 12
    by Friedl, Antonín
    published 1950
    Book
  13. 13
  14. 14
    published 1961
    Book
  15. 15
  16. 16
  17. 17
    published 1968
    Book Conference Proceedings
  18. 18
    by Arauz, Prospero
    published 1960
    Book
  19. 19
    by Aslanov, Martiros G.
    published 1966
    Book
  20. 20
    published 1970
    Book