Kekeishvili , T., et al. “BIOLOGICALLY ACTIVE POLY[3-(3,4-DIHYDROXYPHENYL)GLYCERIC ACID]FROM BORAGO OFFICINALIS(BORAGINACEAE”. Collection of Scientific Works of Tbilisi State Medical University, vol. 55, Feb. 2023, pp. 85-87, https://journals.4science.ge/index.php/CSW/article/view/1430.