Witasek.
1896.
Minor Studies from the Psychological Laboratory of Clark University. II. [1. Caroline Miles: A study of individual psychology / 2. A. H. Daniels: The memory after-image and attention / 3. A. J. Hamlin: On the least observable interval between stimuli adressed to disparate senses and to different organs of the same sense / 4. E. C. Sanford: Notes on new apparatus]. Americ. Journ. of Psychol. VI. 4. S. 533-584. 1895.
In:
Zeitschrift für Psychologie und Physiologie der Sinnesorgane 10: 446-448.