Multiple use forestry : Papers presented at IUFRO 6.06.-4 Workshop held in Norway 25.8. - 1.9. 1991 / Editor Oddvar Haveraaen. -- As : Norwegian agric. advisory service, 1992. -- 38 s. -- (Norwegian journal of agricultural sciences. Suppl. No. 8/1992). -- obr., tab. -- ISSN 0801-5341. lesníctvo * využitie lesov * lesy Nórska