Flora of Russia : the European part and bordering regions. Volume VIII, Magnoliophyta (=Angiospermae), Magnoliopsida (=Dicotyledones) / editor-in-chief N. N. Tzvelev ; scientific editor D. V. Geltman ; [translator & general editor V. S. Kothekar].    Rotterdam :  A.A. Balkema,  2003 . xvi, 684 s.