Variability in ganglion cell firing patterns; implications for separate "on" and "off" processes.

@article{Levine1977VariabilityIG,
  title={Variability in ganglion cell firing patterns; implications for separate "on" and "off" processes.},
  author={Michael W. Levine and Jeremy M. Shefner},
  journal={Vision research},
  year={1977},
  volume={17 7},
  pages={765-76}
}