TY  - RPRT
TI  - Exploratory behavior in the dog: experimential or age dependent?
AU  - M W Fox
AU  - J W Spencer
PY  - 1969
DO  - 10.1002/dev.420020205
UR  - https://pubmed.ncbi.nlm.nih.gov/5407657/
ID  - 5407657
ER  -