For citations:
Kondratev N.B., Rudenko O.S., Osipov M.V., Belova I.A. Development of a method for determining the mass fraction of cocoa products in confectionery by the content of alkaloids. Food systems. 2025;8(2):167-172. (In Russ.) https://doi.org/10.21323/2618-9771-2025-8-2-167-172