1994 | ||
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2 | June P. Silvester, Michael T. Genuardi, Paul H. Klingbiel: Machine-Aided Indexing at NASA. Inf. Process. Manage. 30(5): 631-646 (1994) | |
1993 | ||
1 | June P. Silvester, Paul H. Klingbiel: An Operational System for Subject Switching Between Controlled Vocabularies. Inf. Process. Manage. 29(1): 47-60 (1993) |
1 | Michael T. Genuardi | [2] |
2 | Paul H. Klingbiel | [1] [2] |