M. Bukleski, V. Petruševski, and S. Aleksova, “A safe way of performing dangerous experiments. III. The safety box. 1. Demonstrating the reactions of alkali metals with concentrated acids of the type HX(aq) (X = F, Cl, Br, I)”, Maced. J. Chem. Chem. Eng., vol. 37, no. 1, pp. 89–98, Jun. 2018.