Fernando A. A. Lins,  José C. S. Júnior,  Arnoldo N. da Silva,  Nelson S. Rosa,  Paulo R. M. Maciel,  Nivia C. Quental. 

Web Services have played an important role in the development of distributed systems. In particular, the possibility of composing already implemented Web Services in order to provide a new functionality is an interesting approach for building distributed systems. However, choosing the better composition still a challenger as different qualities may be observed in applied it to a classical case study of credit approving.

http://www.lbd.dcc.ufmg.br:8080/colecoes/sbrc/2006/st4_3.pdf

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