Dzyuba, N., L. Telezhenko, L. Valevskaya, and E. Zemlyakova. “Comprehensive Research into Quality of the Immunostimulating Beverage ‘immuno plus’”. Eastern-European Journal of Enterprise Technologies, vol. 2, no. 10 (86), Apr. 2017, pp. 4-11, doi:10.15587/1729-4061.2017.98199.