Authors
Merit Mandel
Chair of Geomatics, Institute of Forestry and Rural Engineering, Estonian University of Life Sciences, Tartu, Estonia
Siim Maasikamäe
Chair of Geomatics, Institute of Forestry and Rural Engineering, Estonian University of Life Sciences, Tartu, Estonia
Mait Lang
Tartu Observatory, Faculty of Science and Technology, University of Tartu, Tõravere, Estonia
Chair of Forest Management Planning and Wood Processing Technologies, Institute of Forestry and Rural Engineering, Estonian University of Life Sciences, Tartu, Estonia