Reference
Jacob Cohen “A power primer” (1992) // Psychological Bulletin. Publisher: American Psychological Association (APA). Vol. 112. No 1. Pp. 155–159. DOI: 10.1037/0033-2909.112.1.155
Bib
@Article{cohen1992,
title = {A power primer},
volume = {112},
issn = {0033-2909},
url = {http://dx.doi.org/10.1037/0033-2909.112.1.155},
doi = {10.1037/0033-2909.112.1.155},
number = {1},
journal = {Psychological Bulletin},
publisher = {American Psychological Association (APA)},
author = {Cohen, Jacob},
year = {1992},
pages = {155–159}
}