1. Murashige, T., Plant Growth Substances in Commercial Uses of Tissue Culture, in In Frontiers of Plant Tissue Culture, Thrope, T., Ed., Calgary: International Association of Plant Tissue Culture, 1978, pp. 15–26.
2. Uozumi, N., Nakasbimada, Y., Kato, Y., and Andy Kobayasbi, T., Production of Artificial Seed from Horseradish Hairy Root, J. Ferment. Bioeng., 1992, vol. 74, pp. 21–26.
3. Hirata, K., Mukai, M., Goda, S., Ishio-Kinugasa, M., Yoshida, K., Sakai, A., and Miyamoto, K., Cryopreservation of Hairy Root Cultures of Vinca minor (L.) by Encapsulation-Dehydration, Biotechnol. Lett., 2002, vol. 24, pp. 371–376.
4. Kuzovkina, I.N., Guseva, A.V., Kovach, D., Sseke, E., and Vdovitchenko, M.Yu., Flavones in Genetically Transformed Scutellaria baicalensis Roots and Induction of Their Synthesis by Elicitation with Methyl Jasmonate, Fiziol. Rast., 2005, vol. 52, pp. 90–96 [Russ. J. Plant Physiol. (Engl. Transl.), 2005, vol. 52, no. 1, pp. 77–82].
5. Wintermans, J.F. and De Mots, A., Spectrophotometric Characteristics of Chlorophyll a and b and Their Pheophytins in Ethanol, Biochim. Biophys. Acta, 1965, vol. 109, pp. 448–453.