Вовкогон, А. Г., and С. В. Мерзлов. “SORPTION INDICATORS OF NATIVE AND MODIFIED PECTIN AS A CARRIER FOR STARTERS IMMOBILIZATION”. Podilian Bulletin: Agriculture, Engineering, Economics, no. 28 (May 24, 2018): 34–38. Accessed October 27, 2021. http://pb.pdatu.edu.ua/article/view/150770.