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Maier, Ludwig; Seyferth, Dietmar; Stone, F.G.A.; Rochow, Eugene G., Vinyl Derivatives of the Metals. VI. Preparation, Properties and Some Reactions of Trivinyl Compounds of Group V Elements 1,2, J. Am. Chem. Soc., 1957, 79, 22, 5884-5889, https://doi.org/10.1021/ja01579a012 . [all data]