TY  - RPRT
TI  - Perceptual boundedness and perceptual support in conceptual development.
AU  - K Springer
PY  - 2001
DO  - 10.1037/0033-295x.108.4.691
UR  - https://pubmed.ncbi.nlm.nih.gov/11699113/
ID  - 11699113
ER  -