TY  - RPRT
TI  - Hippocampus, theta, and spatial memory.
AU  - J O'Keefe
PY  - 1993
DO  - 10.1016/0959-4388(93)90163-s
UR  - https://pubmed.ncbi.nlm.nih.gov/8124075/
ID  - 8124075
ER  -