Makhkamova, Sh. Investigation of the dependence of the quality indices of rotor spun yarn on the proportion content of regenerated fibrous wastes in the mixture = Исследование зависимости показателей качества пневмомеханической пряжи от долевого содержания регенерированных волокнистых отходов в смеске / Sh. Makhkamova, Z. Valieva, Sh. Temirov // Education and science in the 21st century : articles of the VI International Scientific and Practical Conference, Vitebsk, November 11, 2021 / Vitebsk State Technological University. - Vitebsk, 2021. - Р. 27-30.