Evans, Rand B. |
Dividing the effort : an inventory of historical psychological instruments in America / Rand B. Evans. |
In: Scientific instruments and museums. International congress of the history of science (20 : 1997 : Liège) p. 171-177 |
Evans, Rand B. |
The just noticeable difference : psychophysical instrumentation and the determination of sensory thresholds / Rand B. Evans. |
In: Proceedings of the eleventh International scientific instrument Symposium. International scientific instrument symposium (11: 1991 : BBologna) p. 137-141 |