1
Published [1982]
...SUS 73...

Report Number(s): APA 337 APA 1280 SUS 73

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2
Published [1982]
...SUS 57...

Report Number(s): APA 3 APA 1208 SUS 57

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3
Published [1982]
...SUS 72...

Report Number(s): APA 78 APA 1287 SUS 72

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4
Published [1982]
...SUS 79...

Report Number(s): APA 5 APA 287 APA 1340 APA 1582 SUS 79

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