TY  - RPRT
TI  - Group selection for adaptation to multiple-hen cages: selection program and direct responses.
AU  - W M Muir
PY  - 1996
DO  - 10.3382/ps.0750447
UR  - https://pubmed.ncbi.nlm.nih.gov/8786932/
ID  - 8786932
ER  -