1T. B. Ward, M. J. Patterson, C. M Sifonis, R. A. Dodds, & K. N. Saunders. The role of graded category structure in imaginative thought. Memory & Cognition, 2002, 30, p199 -216.
2OH. Welling,. Four Mental Operations in Creative Cognition: The hnportanee of abstraction. Creativity Research Journal, 2007, 19:2 -3, p163 - 177.
3E. F. Rietzschel, B. A. Nijstad. , & W. Stroebe,Relative accessibility of domain knowledge and creativity: The effects of knowledge activation on the quantity and originality of generated ideas. Journal of Experimental Social Psychology, 2007, 43:6, 1o933 - 946.
