TY  - RPRT
TI  - Development as a dynamic system.
AU  - Linda B. Smith
AU  - Esther Thelen
PY  - 2003
DO  - 10.1016/s1364-6613(03)00156-6
UR  - https://pubmed.ncbi.nlm.nih.gov/12907229/
ID  - 12907229
ER  -