George A. Miller (1956)
Psychological Review, 63(2), 81-97.
DOI: https://doi.org/10.1037/h0043158
Abstract. The paper that made 7 plus or minus 2 a household figure. Reviews evidence from absolute judgment, immediate memory, and categorisation to argue that human information-processing capacity is limited to about seven chunks at a time and that chunking is the primary mechanism by which this limit is extended.
Tags: working-memory foundational