TY  - RPRT
TI  - Inexpensive ethography using digital video.
AU  - Thomas A Cleland
AU  - Jedediah J Teres
PY  - 2003
DO  - 10.1016/s0165-0270(03)00020-7
UR  - https://pubmed.ncbi.nlm.nih.gov/12763224/
ID  - 12763224
ER  -