Dimcheva, Vanya, and Maria Karsheva. “OPTIMIZATION AND COMPARISON OF DIFFERENT TECHNIQUES FOR EXTRACTION OF FLAVONOIDS OF BULGARIAN MAVRUD GRAPE BY-PRODUCTS”. Journal of microbiology, biotechnology and food sciences 9, no. 3 (December 1, 2019): 510–515. Accessed April 29, 2024. https://office2.jmbfs.org/index.php/JMBFS/article/view/8941.