O'Keefe, John; Dostrovsky, Jonathan (1971). "The hippocampus as a spatial map: preliminary evidence from unit activity in the freely-moving rat". Brain Research. 34 (1): 171–175. doi:10.1016/0006-8993(71)90358-1. PMID5124915.
O'Keefe, John; Dostrovsky, Jonathan (1971). "The hippocampus as a spatial map: preliminary evidence from unit activity in the freely-moving rat". Brain Research. 34 (1): 171–175. doi:10.1016/0006-8993(71)90358-1. PMID5124915.