Nezlin R.S. (1970) Sub-classes of human immunoglobulin G. Voprosy Meditsinskoi Khimii, 16(1), 103-109.

et al. Sub-classes of human immunoglobulin G // Voprosy Meditsinskoi Khimii. - 1970. - V. 16. -N 1. - P. 103-109.

et al., "Sub-classes of human immunoglobulin G." Voprosy Meditsinskoi Khimii 16.1 (1970): 103-109.

Nezlin, R. S. (1970). Sub-classes of human immunoglobulin G. Voprosy Meditsinskoi Khimii, 16(1), 103-109.