ZADOROZHNY, V. G., CHULAK, L. D., CHULAK, Yu. L., CHULAK, O. L. and YANCHAK, I. I. Ultrasonic extraction of flax polysaccharides. Journal of Education, Health and Sport. Online. 29 September 2017. Vol. 7, no. 9, pp. 692-702. [Accessed 27 July 2024].