1. Tsukada, Y., 1978, Shinkei Shinpo 22:1027–1042.
2. Tsukada, Y., Nomura, M., Nagai, K., Kohsaka, S., Kawahara, H., Ito, M., and Matsutani, T., 1977, Behavioral Neurochemistry (J. M. R. Delgado and F. V. Defeudis, eds.), Spectrum, New York, pp. 63–84.
3. Tsukada, Y., Takagaki, G., Sugimoto, S., and Hirano, S., 1958, J. Neurochem. 21:295–303.
4. Tsukada, Y., 1966, Prog. Brain Res. 21A:268–291.
5. Seiden, L. S., Brown, R. M., and Lewy, A. J., 1973, Chemical Modulation of Brain Functions, (H. C. Sabelli, ed.), Raven Press, New York, pp. 261–275.