Monyer, Sprengel, Schoepfer et al.: "Heteromeric NMDA receptors: molecular and functional distinction of subtypes." in: Science (New York, N.Y.), Vol. 256, Issue 5060, pp. 1217-21, 1992 (PubMed).
Moriyoshi, Masu, Ishii et al.: "Molecular cloning and characterization of the rat NMDA receptor." in: Nature, Vol. 354, Issue 6348, pp. 31-7, 1991 (PubMed).
Monyer, Burnashev, Laurie et al.: "Developmental and regional expression in the rat brain and functional properties of four NMDA receptors." in: Neuron, Vol. 12, Issue 3, pp. 529-40, 1994 (PubMed).
Laurie, Seeburg: "Ligand affinities at recombinant N-methyl-D-aspartate receptors depend on subunit composition." in: European journal of pharmacology, Vol. 268, Issue 3, pp. 335-45, 1995 (PubMed).
Ning, Pei, Liao et al.: "Dual neuroprotective signaling mediated by downregulating two distinct phosphatase activities of PTEN." in: The Journal of neuroscience : the official journal of the Society for Neuroscience, Vol. 24, Issue 16, pp. 4052-60, 2004 (PubMed).