Gershenovich Z.S., Krichevskaia A.A., Shugaleĭ V.S., Andreev M.L. (1972) Protective effect of urea in hyperoxia. Content of free and bound forms of urea in the brain. Voprosy Meditsinskoi Khimii, 18(2), 207-212.

Gershenovich Z.S. et al. Protective effect of urea in hyperoxia. Content of free and bound forms of urea in the brain // Voprosy Meditsinskoi Khimii. - 1972. - V. 18. -N 2. - P. 207-212.

Gershenovich Z.S. et al., "Protective effect of urea in hyperoxia. Content of free and bound forms of urea in the brain." Voprosy Meditsinskoi Khimii 18.2 (1972): 207-212.

Gershenovich, Z. S., Krichevskaia, A. A., Shugaleĭ, V. S., Andreev, M. L. (1972). Protective effect of urea in hyperoxia. Content of free and bound forms of urea in the brain. Voprosy Meditsinskoi Khimii, 18(2), 207-212.