Tsygankov, S., O. Grek, O. Krasulya, O. Onopriichuk, L. Chubenko, O. Savchenko, O. Snizhko, and Ochkolyas О. “Study into Effect of Food Fibers on the Fermentation Process of Whey”. Eastern-European Journal of Enterprise Technologies, vol. 1, no. 11 (91), Jan. 2018, pp. 56-62, doi:10.15587/1729-4061.2018.120803.