1. Inhibition in the Nervous System and Gamma-aminobutyric Acid: Proceedings of an International Symposium Held at the City of Hope Medical Center, Duarte, California, May 22-24, 1959;Roberts,1960
2. Nervous Inhibition: Proceedings of the Second Friday Harbor Symposium held on 31 May to 4 June;Florey,1961
3. The non-identity of the transmitter substance of crustacean inhibitory neurons and gamma-aminobutyric acid;Florey;Comp Biochem Physiol,1961
4. Biedermann W: Beiträge zur allgemeinen Nerven-und Muskelphysiologie. 20 Mittheilung Über die Innervation der Krebsschere Sitzungsber Akad Wiss Wien Math Naturwiss Kl, Abt. 1887;95:7–46.
5. The double motor innervation of the adductor muscle in the claw of the crayfish;van Harreveld;J Physiol,1936