TY  - RPRT
TI  - Grouping with and without attention.
AU  - Wai Yen Chan
AU  - Fook K Chua
PY  - 2003
DO  - 10.3758/bf03196554
UR  - https://pubmed.ncbi.nlm.nih.gov/15000541/
ID  - 15000541
ER  -