2de Groot A M B, Hoeks J C J. The Development of Bilingual Memory: Evidence from Word Translation by Trilinguals. Journal of Language Learning 1995 (45 -4):683--724.
3Hartmann R R K. Dictionaries across Cultures : Monolingual or Interlingual ? Paper read at the International Conference of Applied Linguistics,Canada, 1993.
4Klein D E, Murphy G. Paper has Been My Ruin:Conceptual Relations of Polysemous Sense. Journal of Memory and Language, 2002(47) :548-570.
5Newell A. Unified Theories of Cognition. Cambridge: Harvard University Press,1990:7.
