Properties of Bi-Directional Gradients at Subgoals
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Published:1949-03
Issue:1
Volume:74
Page:3-16
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ISSN:0885-6559
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Container-title:The Pedagogical Seminary and Journal of Genetic Psychology
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language:en
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Short-container-title:The Pedagogical Seminary and Journal of Genetic Psychology
Author:
Haslerud George M.
Publisher
Informa UK Limited