Šoltés, R., and S. Pavlarčík. “Variation in the Species Composition of Bryophytes As Influenced by Chemical Composition of Rocky Substratum, The Western Carpathians”. Oecologia Montana, Vol. 20, no. 1-2, Dec. 2011, pp. 33-35, http://om.vuvb.uniza.sk/index.php/OM/article/view/230.