1. Adamanis F, Bederska-Plotkowiakowa Z (1969) The chromatographical analysis of Bergenia sp. leaves. Acta Pol Pharm 17: 7–11
2. Bajaj YPS, Furmanowa M, Olszowska O (1988) Biotechnology of the micropropagation of medicinal and aromatic plants. In: Bajaj YPS (ed) Biotechnology in Agriculture and Forestry vol 4. Medicinal and Aromatic Plants I. Springer, Berlin Heidelberg New York Tokyo pp 60–103
3. Von Bluhme H, Frohne D (1973) Zur Extraktion und Charakterisierung von Phenoloxidase-aktivitäten aus gerbstoff-haltigen Blattmaterial. Planta Med 24: 219–233
4. Bohm BA, Donevan LS, Bhat UG (1986) Flavonoid of some species of Bergenia, Francoa, Parrnassia and Lepuropetalon. Biochem Syst Ecol 14: 75–77
5. Borissowa AG (1956) Badan(Bergenia Moench) ego sistematics i chosjajstwennoe znaczenije. (Bergenia Moench — its systematics and economic meaning). Tr Bot Inst im A Komarowa Akad Nauk SSSR, ser V wyp 4: 297–339