2
Published [1965]
...APA 4108...

Report Number(s): APA 4108 SUS 485

Link to full text
3
Published [1982]
...APA 527...

Report Number(s): APA 527 SUS 373

Link to full text
4
by Riis, Jim,
Published [1976]
...APA 1611 (in part)...

Report Number(s): APA 1611 (in part) RTS 2 (in part) SUS 10002

Link to full text