Haku
Viitteet 1-2 / 2
Gold and copper deposits in Central Lapland, Northern Finland, with special reference to their exploration and exploitation
(University of Oulu, 2006-05-16)
Importancia de la viruela, gastroenteritis aguda y paludismo en Finlandia entre 1749 y 1850
(University of Oulu, 2006-01-04)