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Sisukas yritys.
by:
Salonen, Ilpo
In: Tiede 2000. - ISSN 0358-1039. - 9(1989) : 7, s. 64
Tiede 2000. - ISSN 0358-1039. - 9(1989) : 7, s.64
Journal article
In: Tiede 2000. - ISSN 0358-1039. - 9(1989) : 7, s. 64
Tiede 2000. - ISSN 0358-1039. - 9(1989) : 7, s.64
Journal article