[1]
N. Petkova, K. Stefanov, M. Ognyanov, D. Mihaylova, and D. Vassilev, “PHYTOCHEMICAL STUDY OF COMFREY (SYMPHYLUS OFFICINALE L.) ROOT EXTRACTS”, ETR, vol. 1, pp. 295–299, Jun. 2024, doi: 10.17770/etr2024vol1.7942.