O. Nwokoro, J. Ogbonna, C. Ubani, G. Okpala, and O. Ofodile, “Determination of Cyanide in Amanitia muscaria Samples Using Alkaline Picrate Method”, Pak. J. Nutr., vol. 9, no. 2, pp. 134–136, Jan. 2010, doi: 10.3923/pjn.2010.134.136.