TY  - RPRT
TI  - Possums in the closed field test.
AU  - J S Pollard
AU  - A M Lysons
PY  - 1967
DO  - 10.1016/s0003-3472(67)80023-x
UR  - https://pubmed.ncbi.nlm.nih.gov/6031099/
ID  - 6031099
ER  -