Geoffrey K. Pullum On Two Recent Attempts to Show that English is Not a CFL. [Citation Graph (0, 0)][DBLP] Computational Linguistics, 1984, v:10, n:3-4, pp:182-186 [Journal]
Robert C. Berwick Strong Generative Capacity, Weak Generative Capacity, and Modern Linguistic Theories. [Citation Graph (0, 0)][DBLP] Computational Linguistics, 1984, v:10, n:3-4, pp:189-202 [Journal]
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