For citations:
Kovekhova A.V., Arefieva O.D., Zemnukhova L.A., Samokhina D.A. Inorganic compounds of sunflower stems. Proceedings of Universities. Applied Chemistry and Biotechnology. 2023;13(2):220-227. (In Russ.) https://doi.org/10.21285/2227-2925-2023-13-2-220-227. EDN: LDTIEC