Use of the principalcomponentanalysis at the bioindication of selenium deficiency in relation to forest ecosysteem
Beseda, I ; Durisova, B ; Sokol, J ; Valka, J. (Technical Univ., Zvolen (Slovak Republic). Faculty of Ecology and Environmental Sciences) ; Zarski, T.P ; Debski, B
Acta Facultatis Ecologie Zvolen (Slovak Republic), 1994