Moldabergenova, A. K., Y. A. Litvinenko, N. Z. Akhtayeva, I. N. Kiekbayeva, and S. A. Ross. “Amino and Fatty Acid Composition of the Aerial Parts of Еchinops Albicaulis, Growing in Kazakhstan”. International Journal of Biology and Chemistry, vol. 9, no. 2, Dec. 2016, pp. 32-35, doi:10.26577/2218-7979-2016-9-2-32-35.