Masu, Masayuki, et al. “Specific Deficit of the ON Response in Visual Transmission by Targeted Disruption of the MGIu Gene.”10.1016/0092-8674(95)90354-2__Cell, vol. 80, no. 5, Cell Press, 1995, pp. 757–65, doi:10.1016/0092-8674(95)90354-2.

Nomura, Akinori, et al. “Developmentally Regulated Postsynaptic Localization of a Metabotropic Glutamate Receptor in Rat Rod Bipolar Cells.”10.1016/0092-8674(94)90151-1__Cell, vol. 77, no. 3, Cell Press, 1994, pp. 361–69, doi:10.1016/0092-8674(94)90151-1.