1. 1
    Published 1990
    ...HF 5001 .N2772...
    Journal
  2. 2
    Published 1993
    ...HN 49 .C6 .N5325...
    Serial
  3. 3
    Published 1991
    ...HG 174 .A244...
    Serial
  4. 4
    Published 1999
    ...HF 5001 .B979 r...
    Journal
  5. 5
    Published 1999
    ...HF 5681 .B2 .F491...
    Serial
  6. 6
    Published 1979
    ...HG 1 .H433...
    Journal
  7. 7
    Published 1843
    ...HB 1 .E19...
    Journal