For citations:

Krjachko A.N. Qualitative and quantitative analysis for the content of benzoic, salicylic, sorbic and glycyrrhizic acids in an aqueous extract of alfalfa. Proceedings of the Voronezh State University of Engineering Technologies. 2023;85(2):116-122. (In Russ.) https://doi.org/10.20914/2310-1202-2023-2-116-122