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R Daniel Ketchum

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Hypertext for the electronic library?: CORE sample results

1991 Hypertext | ACM Conference on Hypertext
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Citations (53)
The Case against Secondary Task Analyses of Mental Workload.

1980
- Harold L. Hawkins
- R Daniel Ketchum
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Citations (3)
Preparation Cost and Dual-Task Performance: Further Evidence against a General Time-sharing Factor.

1979
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