Psilocybe mushrooms, psilocybin & psilocin
Meldrum & Naquet (1971). Effects of psilocybin, dimethyltryptamine, mescaline and various lysergic acid derivatives on the EEG and on photically induced epilepsy in the baboon (Papio papio). Electroencephalography & Clinical Neurophysiology.
Tilson, Marquis & Rech (1973). The effects of d-amphetamine, 2,5-dimethoxy-4-methyl-amphetamine (DOM), and psilocybin on fixed-interval responding in the rat. Proceedings of the Annual Convention of the American Psychological Association.
Ladefoged (1974). The effect of LSD, psilocybin, harmaline and amphetamine on the body temperature of para-chlorophenylalanine pretreated rabbits. Archives Internationales de Pharmacodynamie et de Therapie.
Beug & Bigwood (1981). Quantitative analysis of psilocybin and psilocin in psilocybe baeocystis (Singer and Smith) by high-performance liquid chromatography and by thin-layer chromatography. Journal of Chromatography.