Stefani D.V., Kulberg A.Ia. (1964) Immunochemical analysis of products of papain proteolysis of diphtheria horse antitoxic gamma globulin. Voprosy Meditsinskoi Khimii, 10(3), 279-283.

Stefani D.V. et al. Immunochemical analysis of products of papain proteolysis of diphtheria horse antitoxic gamma globulin // Voprosy Meditsinskoi Khimii. - 1964. - V. 10. -N 3. - P. 279-283.

Stefani D.V. et al., "Immunochemical analysis of products of papain proteolysis of diphtheria horse antitoxic gamma globulin." Voprosy Meditsinskoi Khimii 10.3 (1964): 279-283.

Stefani, D. V., Kulberg, A. Ia. (1964). Immunochemical analysis of products of papain proteolysis of diphtheria horse antitoxic gamma globulin. Voprosy Meditsinskoi Khimii, 10(3), 279-283.