Levina E.N., Chekunova M.P. (1969) Manganese effect on monoamine oxidase activity. Voprosy Meditsinskoi Khimii, 15(6), 634-637.
Levina E.N. et al. Manganese effect on monoamine oxidase activity // Voprosy Meditsinskoi Khimii. - 1969. - V. 15. -N 6. - P. 634-637.
Levina E.N. et al., "Manganese effect on monoamine oxidase activity." Voprosy Meditsinskoi Khimii 15.6 (1969): 634-637.
Levina, E. N., Chekunova, M. P. (1969). Manganese effect on monoamine oxidase activity. Voprosy Meditsinskoi Khimii, 15(6), 634-637.