2
Published [1981?]

Report Number(s): APA 62 APA 1265

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4
Published [1985]

Report Number(s): APA 2921 (draft) SUS 513

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5
6
Published [1982]

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

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8
9
11
Published [1983]

Report Number(s): SUS 344

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14
16
Published [2013]

Report Number(s): SuWa 29

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17
Published 1983 Jan. 13-25.

Report Number(s): SUS 347 SUS 10040 SUS 10041 SUS 10042 SUS 10043

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