1
2
Published [1985]

Report Number(s): APA 2854 (draft) RTS 33 (draft) SUS 506

Link to full text
4
Published [2013]

Report Number(s): SuWa 301

Link to full text
6
7
12
by Beyer, Donald Lee.
Published [1984]

Report Number(s): APA 1700

Link to full text
13
Published [1981]

Report Number(s): APA 346 APA 347 APA 349 APA 350 SUS 104

Link to full text
14
15
16
17
18
19
20