TY  - RPRT
TI  - Leveling-sharpening and memory organization.
AU  - P S HOLZMAN
AU  - R W GARDNER
PY  - 1960
DO  - 10.1037/h0041295
UR  - https://pubmed.ncbi.nlm.nih.gov/13715615/
ID  - 13715615
ER  -