For citations:
Khrushchev A.Y., Akmaev E.R., Bondarenko V.O., Metlin A.E. Quantitative analysis by Raman spectroscopy using potassium hexacyanoferrate (III) as an internal standard. Agrarian science. 2020;(1):13-16. (In Russ.) https://doi.org/10.32634/0869-8155-2020-334-1-13-16