Murphy BK, Miller KD. (2003). Multiplicative gain changes are induced by excitation or inhibition alone. The Journal of neuroscience : the official journal of the Society for Neuroscience. 23 [PubMed]
Poleg-Polsky A, Diamond JS. (2016). NMDA Receptors Multiplicatively Scale Visual Signals and Enhance Directional Motion Discrimination in Retinal Ganglion Cells. Neuron. 89 [PubMed]