TY  - RPRT
TI  - Discrimination learning in dairy calves.
AU  - R G Schaeffer
AU  - J D Sikes
PY  - 1971
DO  - 10.3168/jds.s0022-0302(71)85937-4
UR  - https://pubmed.ncbi.nlm.nih.gov/5141440/
ID  - 5141440
ER  -