1. N. D. Zelinsky and V. S. Sadikov, Charcoal as an Antigas Agent, Chem. Commission of Chief Artillery Command, Antigas Division, Petrograd, 1918; N. D. Zelinsky, Selected Works, Vol. II, 590, Acad. Sci. USSR Press, 1941.
2. E. V. Alekseevsky, J. Russ. Chem. Soc. 62 221 (1930); E. V. Alekseevsky and Z. E. Golbraikh, J. Gen. Chem. 4, 936 (1934); E. V. Alekseevsky, Z. E. Golbraikh, and T. G. Vidman, J. Appl. Chem. 12, 1343 (1939).
3. A. P. Okatov, J. Appl. Chem. 2, 21 (1939); A. P. Okatov and I. A. Khainsky, J. Gen. Chem. 1, 1181 (1931).
4. M. M. Dubinin and K. Chmutov, Physiocochemical Principles underlying Antigas Measure, Moscow, 1939.
5. E. Berl and coworkers, Z. ang. Chem. 34 747 (1924).