TY  - RPRT
TI  - The open field: some comparative data.
AU  - D K Candland
AU  - Z M Nagy
PY  - 1969
DO  - 10.1111/j.1749-6632.1969.tb12982.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4981885/
ID  - 4981885
ER  -