Levelt, Willem J. M. Language Production Group Levelt, MPI for Psycholinguistics, Max Planck Society;
Levelt_Schriefers_1987.pdf (Publisher version), 8MB
Levelt, W. J. M., & Schriefers, H. (1987). Stages of lexical access. In G. A. Kempen (Ed.), Natural language generation: new results in artificial intelligence, psychology and linguistics (pp. 395-404). Dordrecht: Nijhoff.