You seem to be attempting to access an item that has been removed from the repository.

There is a later version of the item you are trying to access:
Cooper, Richard P. (2011) Cognitive control in the generation of random sequences: a computational study of secondary task effects. In: Carlson, L. and Hoelscher, C. and Shipley, T.F. (eds.) Expanding the Space of Cognitive Science: Proceedings of the 33rd Annual Conference of the Cognitive Science Society. Boston, U.S.: Cognitive Science Society, pp. 2168-2173. ISBN 9780976831877.