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2. Barron, A. R. (1990). Complexity regularization with applications to artificial neural networks. In G. Roussas (ed.)Nonparametric Functional Estimation, (pp. 561?576). Boston, MA and Dordrecht, the Netherlands: Kluwer Academic Publishers.
3. Barron, A. R. (1991). Approximation and estimation bounds for artificial neural networks.Proceedings of the Fourth Workshop on Computational Learning Theory, (pp. 243?249). San Mateo, CA: Morgan Kaufmann Publishers. (Prelimary version of the present paper).
4. Barron, A. R. (1992). Neural net approximation.Proceedings of the Seventh Yale Workshop on Adaptive and Learning Systems, (pp. 69?72). K. S. Narendra (ed.), Yale University.
5. Barron, A. R. (1993). Universal approximation bounds for superpositions of a sigmoidal function.IEEE Transactions on Information Theory, 39, 930?945.