TY  - RPRT
TI  - A PERISCOPE FOR BEHAVIOR OBSERVATION.
AU  - S ASANO
AU  - B H BARRET
PY  - 1964
DO  - 10.1901/jeab.1964.7-430
UR  - https://pubmed.ncbi.nlm.nih.gov/14238914/
ID  - 14238914
ER  -