Tsvetkova I.V. (1962) Degradation of neuraminic acid by enzyme preparations from animal tissues. Voprosy Meditsinskoi Khimii, 8(4), 384-388.

et al. Degradation of neuraminic acid by enzyme preparations from animal tissues // Voprosy Meditsinskoi Khimii. - 1962. - V. 8. -N 4. - P. 384-388.

et al., "Degradation of neuraminic acid by enzyme preparations from animal tissues." Voprosy Meditsinskoi Khimii 8.4 (1962): 384-388.

Tsvetkova, I. V. (1962). Degradation of neuraminic acid by enzyme preparations from animal tissues. Voprosy Meditsinskoi Khimii, 8(4), 384-388.