Harvey, R. J., Stühmer, T., van Minnen, J., & Darlison, M. G. (1997). Differential patterns of expression of two novel invertebrate (Lymnaea stagnalis) ionotropic glutamate receptor genes. Neuroscience Research Communications, 20(1), 31-40. https://doi.org/10.1002/%28SICI%291520-6769%28199701%2920%3A13.0.CO%3B2-6