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Factors of level and speed of intelligence
Published 2020JYX-julkaisuarkisto / JYX Digital Archive
Doctoral dissertation -
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On the ability structure of the deaf
Published 1963JYX-julkaisuarkisto / JYX Digital Archive
Doctoral dissertation -
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On the ability structure of the deaf
Published 2023JYX-julkaisuarkisto / JYX Digital Archive
JYX-julkaisuarkisto / JYX Digital Archive
Doctoral dissertation