Não informado. (1998). Folia Geobotanica. Academy of Sciences of the Czech Republic, Institute of Botany.
Chicago-viite (17. p.)Não informado. Folia Geobotanica. Praha: Academy of Sciences of the Czech Republic, Institute of Botany, 1998.
MLA-viite (8. p.)Não informado. Folia Geobotanica. Academy of Sciences of the Czech Republic, Institute of Botany, 1998.
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