Applying open GIS data to study wetland forests and ditches in Finland - Ruikkala, Toni; Aalto, Iris Johanna; Peltoniemi, Mikko; Salmivaara, Aura; Tuominen, Sakari; Muukkonen, Petteri (Department of Geosciences and Geography, University of Helsinki, 2020)
Keywords: ditch density; forestry; ditch; geoinformatics