Schöpfer, R.; Monyer, H.; Sommer, B.; Wisden, W.; Sprengel, R.; Kuner, T.; Lomeli, H.; Herb, A.; Köhler, M.; Burnashev, N. et al.; Günther, W.; Ruppersberg, J. P.; Seeburg, P. H.: Molecular biology of glutamate receptors. Progress in Neurobiology 42 (2), S. 353 - 357 (1994)

Suchanek, B.; Seeburg, P. H.; Sprengel, R.: Gene Structure of the Murine N-Methyl D-Aspartate Receptor Subunit NR2C. The Journal of Biological Chemistry 270, S. 41 - 44 (1994)

Seeburg, P. H.; Monyer, H.; Sprengel, R.; Burnashev, N.: Molecular biology of NMDA receptors. In: The NMDA Receptor, 2nd edition, S. 147 - 157 (Hg. Collingridge, G. L.; Watkins, J. C.). Oxford University Press, Oxford (1994)

Sprengel, R.; Eva, C.: Hormone receptors. In: Handbook of Receptors and Channels. − Vol. 1, S. 153 - 199 (Hg. Peroutka, S. J.). CRC Pr., Boca Raton (1994)