Verbatim text: Tzvelev, N. N. 1989b. Rumex, Acetosella, Acetosa. In: S. S. Kharkevich, ed. 1985+. Plantae Vasculares Orientis Extremi Sovetici. 7+ vols. Leningrad. Vol. 4, pp. 29–53.
Author: Tzvelev, N.N.
Year: 1989b
Title: Rumex, Acetosella, Acetosa
Editor: Kharkevich, S.S.
Book year: 1985
Book title: Plantae Vasculares Orientis Extremi Sovetici
Book volume: 7+ vols
Volume: 4
Pages: 29–53