Hart GJ, O'Brien RD, Milbrath DS, Verkade JG (1976). "Dissociation and phosphorylation constants for the inhibition of acetylcholinesterase by 2-fluoro, 2-oxo-1,3,2-dioxaphosphorinanes". Pesticide Biochemistry and Physiology. 6 (5): 464–470. doi:10.1016/0048-3575(76)90057-2. ISSN 0048-3575. /wiki/Doi_(identifier)