Okland, T. Vegetational and ecological monitoring of boreal forests in Norway. I. Rausjomarka in Akershus county, SE Norway / T. Okland - 52 pages : illustrations ; 26 cm. - Sommerfeltia; no. 10 . - Sommerfeltia; no. 10. . ISBN: 8274200071 ISSN: 0800-6865 Subjects--Topical Terms: Vegetation surveys--Norway.Botany--Norway.Plant communities--Ordination. Dewey Class. No.: 581.9482