> Do you know another application that could help us to build > the Styles?
In ctan http://www.ctan.org/tex-archive/macros/latex/contrib/custom-bib/ (and probably included in your latex distribution) there are several scripts for making bst. It should be able to produce about everything you would want. But you need to have a clear understanding of what you want :). Read the documentation as a start or run latex makebst.tex and answer the questions. Ingar
