Boris S. GutkinBard ErmentroutJoseph O'SullivanLayer 3 patchy recurrent excitatory connections may determine the spatial organization of sustained activity in the primate prefrontal cortex.391-400200032-33Neurocomputinghttps://doi.org/10.1016/S0925-2312(00)00191-0db/journals/ijon/ijon32.html#GutkinEO00