O’KANE, K. C. (1996). Generating hierarchical document indices from common denominators in large document collections. History of Information Science, 32(1), 105-115.

O’KANE, K. C, 1996. Generating hierarchical document indices from common denominators in large document collections. History of information science. 1 Januar 1996. Vol. 32, no. 1, p. 105-115.

O’KANE, K. C. „Generating Hierarchical Document Indices from Common Denominators in Large Document Collections“. History of Information Science, Bd. 32, Nr. 1, Januar 1996, S. 105-1.

O’KANE, K. C: Generating hierarchical document indices from common denominators in large document collections, History of information science 1996, 105-115.

O’KANE, K.C. (1996), „Generating hierarchical document indices from common denominators in large document collections“, History of Information Science, Vol. 32 No. 1, S. 105-115.