The Use of Hallucinogens and the Shamanic Tradition of the Finno-Ugrian People
Source: The Slavonic and East European Review Vol 58 No 2 (April 1980)
Author: L.G. Czigany
In this short article, Czigany tries to linguistically trace the use of amanita muscaria mushrooms from Mother Russia to the Finno-Ugrian Peoples. Unfortunately, hardcore evidence was lacking in the early 1980s when Czigany wrote this piece.
For more information on the amanita muscaria mushroom, see this article from Funginomi