1. Dunbar, K.R. and Heintz, R.A., Prog. Inorg. Chem., 1997, vol. 45, p. 283.
2. Kraft, A., Bull. Hist. Chem., 2008, vol. 33, no. 2, p. 61.
3. Gail, E., Gos, S., Kulzer, R., Lorösch, J., Rubo, A., Sauer, M., Kellens, R., Reddy, J., Steier, N., and Hasenpusch, W., Ullmann’s Encyclopedia of Industrial Chemistry, 2012, vol. 10, p. 673.
4. Takano, R., J. Exp. Med., 1916, vol. 24, no. 2, p. 207.
5. Hamel, J., Crit. Care Nurse, 2011, vol. 31, no. 1, p. 72.