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http://www.sciencedirect.com/science/article/pii/S0006899313015333/pdfft?md5=b0481b95d059be55fad9412fe601a1a5&pid=1-s2.0-S0006899313015333-main.pdf (Any fulltext)
http://dx.doi.org/10.1016/j.brainres.2013.12.006 (Any fulltext)
Stuart, D. G., Schaefer, A. T., Massion, J., Graham, B. A., & Callister, R. J. (2014). Pioneers in CNS inhibition: 1. Ivan M. Sechenov, the first to clearly demonstrate inhibition arising in the brain. Brain Research, 1548, 20-48. doi: 10.1016/j.brainres.2013.12.006.