1. Vreugdenhil, D. and Struik, P.C., An Integrated View of the Hormonal Regulation of Tuber Formation in Potato (Solanum tuberosum L.), Physiol. Plant., 1989, vol. 75, pp. 525–531.
2. Chailakhyan, M.Kh., Mechanisms of Tuber Formation in Plants, Regulyatsiya rosta i razvitiya kartofelya (Regulation of Potato Growth and Development), Chailakhyan, M.Kh. and Mokronosov, A.T., Eds., Moscow: Nauka, 1990, pp. 48–62.
3. Markarov, A.M., Golovko, T.K., and Tabalenkova, G.N., Morfofiziologiya klubneobrazuyushchikh rastenii (Morphology and Physiology of Tuber-Forming Plants), St. Petersburg: Nauka, 2001.
4. Grechushnikov, A.I., Morphology, Kartofel’ (Potato), Batsanov, N.S., Ed., Moscow: Kolos, 1970, pp. 11–15.
5. Mokronosov, A.T., Tuberization and Source-Sink Relations in Potato, Regulyatsiya rosta i razvitiya kartofelya (Regulation of Potato Growth and Development), Chailakhyan, M.Kh. and Mokronosov, A.T., Eds., Moscow: Nauka, 1990, pp. 6–12.