“Sample Preparation for Anthocyanins and Betacyanins HPLC Determination. The Effect of the Sample Solvent”. Sorbtsionnye i Khromatograficheskie Protsessy 16, no. 3 (November 15, 2019). Accessed April 2, 2026. https://journals.vsu.ru/sorpchrom/article/view/1362.