Baddeley, A. (1992) `Working Memory: the interface between memory and cognition', J. of Cognitive Neuroscience, vol.4.3, 281-288.

Baldwin, J.M. (1896) `A new factor in evolution', American Naturalist, vol.30, 441-451.

Bickerton, D. (1984) `The language bioprogram hypothesis', The Behavioral and Brain Sciences, vol.7.2, 173-222.

Bouma, G. and van Noord, G (1994) `Constraintbased categorial grammar', Proceedings of the 32nd Assoc. for Computational Linguistics, Las Cruces, NM, pp. 147-154.

Brent, M. (1996) `Advances in the computational study of language acquisition', Cognition, vol.61, 1-38.

Briscoe, E.J. (1997a, submitted) `Language Acquisition: the Bioprogram Hypothesis and the Baldwin Effect', Language,

Briscoe, E.J. (1997b, in prep.) Working memory and its inuence on the development of human languages and the human language faculty, University of Cambridge, Computer Laboratory, m.s..

Chomsky, N. (1981) Government and Binding, Foris, Dordrecht.

Clark, R. (1992) `The selection of syntactic knowledge', Language Acquisition, vol.2.2, 83-149.

Elman, J. (1993) `Learning and development in neural networks: the importance of starting small', Cognition, vol.48, 71-99.

Gibson, E. (1991) A Copmutational Theory of Human Linguistic Processing: Memory Limitations and Processing Breakdown, Doctoral dissertation, Carnegie Mellon University.

Gibson, E. and Wexler, K. (1994) `Triggers', Linguistic Inquiry, vol.25.3, 407-454.

Greenberg, J. (1966) `Some universals of grammar with particular reference to the order of meaningful elements' in J. Greenberg (ed.), Universals of Grammar, MIT Press, Cambridge, Ma., pp. 73-113.

Hawkins, J.A. (1994) A Performance Theory of Order and Constituency, Cambridge University Press, Cambridge.

Hoffman, B. (1995) The Computational Analysis of the Syntax and Interpretation of `Free' Word Order in Turkish, PhD dissertation, University of Pennsylvania.

Hoffman, B. (1996) `The formal properties of synchronous CCGs', Proceedings of the ESSLLI Formal Grammar Conference, Prague.

Holland, J.H. (1993) Echoing emergence: objectives, rough definitions and speculations for echo-class models, Santa Fe Institute, Technical Report 9304-023.

Joshi, A., Vijay-Shanker, K. and Weir, D. (1991) `The convergence of mildly context-sensitive grammar formalisms' in Sells, P., Shieber, S. and Wasow, T. (ed.), Foundational Issues in Natural Language Processing, MIT Press, pp. 31-82. Lascarides, A., Briscoe E.J. , Copestake A.A and

Asher, N. (1995) `Order-independent and persistent default unification', Linguistics and Philosophy, vol.19.1, 1-89.

Lascarides, A. and Copestake A.A. (1996, submitted) `Order-independent typed default unification', Computational Linguistics,

Lightfoot, D. (1991) How to Set Parameters: Arguments from language Change, MIT Press, Cambridge, Ma..

Niyogi, P. and Berwick, R.C. (1995) `A markov language learning model for finite parameter spaces', Proceedings of the 33rd Annual Meeting of the Association for Computational Linguistics, MIT, Cambridge, Ma..

Rambow, O. and Joshi, A. (1994) `A processing model of free word order languages' in C. Clifton, L. Frazier and K. Rayner (ed.), Perspectives on Sentence Processing, Lawrence Erlbaum, Hillsdale, NJ., pp. 267-301.

Steedman, M. (1988) `Combinators and grammars' in R. Oehrle, E. Bach and D. Wheeler (ed.), Categorial Grammars and Natural Language Structures, Reidel, Dordrecht, pp. 417-442.

Tomlin, R. (1986) Basic Word Order: Functional Principles, Routledge, London.

Wood, M.M. (1993) Categorial Grammars, Routledge, London.