Stan E.Ya., Chernikov M.P. (1974) The heterogeneity of casein glycomacropeptide. Voprosy Meditsinskoi Khimii, 20(6), 644-648.

Stan E.Ya. et al. The heterogeneity of casein glycomacropeptide // Voprosy Meditsinskoi Khimii. - 1974. - V. 20. -N 6. - P. 644-648.

Stan E.Ya. et al., "The heterogeneity of casein glycomacropeptide." Voprosy Meditsinskoi Khimii 20.6 (1974): 644-648.

Stan, E. Ya., Chernikov, M. P. (1974). The heterogeneity of casein glycomacropeptide. Voprosy Meditsinskoi Khimii, 20(6), 644-648.