Widok standardowy
Widok MARC
Heikkinen, Olavi (1942- ).(Hasło osobowe)
Department of Geography, University of Oulu (Finlandia).
FNL online
Kp. Environmental aspects of the timberline in Finland and in the Polish Carpathians / ed. by Olavi Heikkinen [et al.]. - Kraków, 1995.