TY  - RPRT
TI  - Is subitizing a unique numerical ability?
AU  - J D Balakrishnan
AU  - F G Ashby
PY  - 1991
DO  - 10.3758/bf03207540
UR  - https://pubmed.ncbi.nlm.nih.gov/1780203/
ID  - 1780203
ER  -