J.-C. Négrel, R. W. Zoellner, and M. Chanon, “Electronic Configuration and Reactivity: First Semi-Quantitative Assessment of Relative Reactivities for the 3d Transition Metal Vapors Toward p-Bromotoluene in a Methylcyclohexane Solution”, Chimia, vol. 44, no. 3, p. 59, Mar. 1990, doi: 10.2533/chimia.1990.59.