Selaus tekijän mukaan kokoelmassa Åbo Akademi
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Natural aluminous raw materials in glass melting
Hatakka, Leena (Åbo Akademi|en - Åbo Akademi University, 1987)- -
Shaking Hands with the Past : Origins of the Political Right in Central Europe
Hellén, Tomas
Commentationes Scientiarum Socialium : 50 (The Finnish Society of Sciences and Letters and The Finnish Academy of Science and Letters, 1996)