RUDAVSKA Г., and ANNENKOVA Н. “nnovation in anufacturing and ssortment of xtruded roducts”. "INTERNATIONAL·SCIENTIFIC-·PRACTICAL·JOURNAL·COMMODITIES·AND·MARKETS", vol. 5, no. 1, June 2008, pp. 24-29, https://journals.knute.edu.ua/commodities-and-markets/article/view/1692.