For citations:

Zhakupova G.N., Makangali K.K., Sagandyk А.Т., Tokysheva G.M. The research and analysis of the physico-chemical composition of irga and chokeberry. The Journal of Almaty Technological University. 2023;(2):167-176. (In Russ.) https://doi.org/10.48184/2304-568X-2023-2-167-176