Reference
Jurij Diaci, L. Kutnar
Kutnar, M. Rupel, I. Smolej, M. Urbancic, Hojka Kraigher (2000): Interactions of Ecological Factors and Natural Regeneration in an Altimontane Norway Spruce (Picea abies (L.) KARST.) Stand. – Phyton, Annales Rei Botanicae, Horn – 40_4: 17 - 26.