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- [43] The upward and downward work-hardening. COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES, 1914, 158 : 404 - 406
- [48] UPWARD AND DOWNWARD SELECTION IN INTELLIGENCE TESTING BRITISH JOURNAL OF PSYCHOLOGY-GENERAL SECTION, 1948, 39 : 22 - 29