N. N. Boyko, N. A. Makarevich, D. I. Pisarev, E. T. Zhilyakova, and O. O. Novikov, “The role of sorption effects in distribution of extractive substances between Glycyrrhizae radices and the extractant”, sorpchrom, vol. 18, no. 4, pp. 479-487, Jul. 2018.