TY  - RPRT
TI  - Object permanence and relational words: a lexical training study.
AU  - M Tomasello
AU  - M J Farrar
PY  - 1986
DO  - 10.1017/s030500090000684x
UR  - https://pubmed.ncbi.nlm.nih.gov/3793811/
ID  - 3793811
ER  -