Problematika lesnogo khozjajjsva i derevoobrabatyvajushhejj promyshlennosti na plenarnom zasedanii Sekcii Karpatskogo Komiteta Vedenija Khozjajjstva na Gornykh Zemljakh Pol'skojj Akademii Nauk
EN
Problems of forestry and wood technology on the plenary session of the Carpathian Section of the Committee of Mountain Regions' Management, Polish Academy of Science