KUKLOVÁ, Margita - KUKLA, Ján. Phytoparameters and content of risk elements in Dryopteris dilatata (Hoffm.) A. Gray populations. In Folia oecologica. - Zvolen : Institute of Forest Ecology SAS, 2006. ISSN 1336-5266, 2006, vol. 33, no. 2, s. 102-107.