1. N. K. Barkov, Farmakol i Toksikol.23, 4, 311 (1960). Original Russian pagination. See C. B. translation.
2. N. A. Kruglov, Farmakol i Toksikol.21, 1, 34 (1958). Original Russian pagination. See C. B. translation.
3. M. D. Mashkovskii, S. S. Liberman, and A. I. Polezhaeva, Farmakol. i Toksikol.18, 1, 14 (1955).
4. A. K. Sangailo, N. D. Den'gina, and M. P. Gorbasheva, Farmakol. i Toksikol.21, 3, 10 (1958). Original Russian pagination. See C. B. translation.
5. D. D. Bonnycastle, L. Cook, and J. Ipsen. Acta Pharmacol. et Toxicol.9, 332 (1953).