1. Remembering: A study in experimental and social psychology;Bartlett,1932
2. Concreteness and imagery in sentence meaning;Begg;Journal of Verbal Learning and Verbal Behavior,1969
3. Memory for syntactic form of sentences;Bregman;Journal of Verbal Learning and Verbal Behavior,1968
4. Tatsachen und Probleme zu einer Psychologie der Denkvorgänge;Bühler;Arch. ges. Psychol.,1908
5. Hesitation phenomena in spontaneous English speech;Maclay;Word,1959