Is place the (only) functional correlate?

Berger, T. W., Rinaldi, P. C, Weisz, D. J., & Thompson, R. F. (1983). Single-unit analysis of different hippocampal cell types during classical conditioning of the nictitating membrane response. Journal of Neurophysiology, 50, 1197–121

Eichenbaum, H., & Cohen, N. J. (1988). Representation in the hippocampus: What do hippocampal neurons code? Trends in Neuroscience, 11, 244–248.

Eichenbaum, H., Fagan, A., Mathews, P., & Cohen, N. J. (1988). Hippocampal system dysfunction and odor discrimination learning in rats: Impairment or facilitation depending on representational demands. Behavioral Neuroscience, 102, 331–339.

Eichenbaum, H., Kuperstein, M., Fagan, A., & Nagode, J. (1987). Cue-sampling and goal-approach correlates of hippocampal unit activity in rats performing an odor anamination task. Journal of Neuroscience, 7, 716–732.