> The father url is: 
<http://www.inovacaotecnologica.com.br/noticias/assuntos.php?assunto=eletronica>
> 
> and I type in the filter(scan rules), to get only one link and forbid all
rest in the father URL:
> -*+www.inovacaotecnologica.com.br/noticias/noticia.php?artigo=010110050706*

Using those filters should work fine, just make sure you have a space after -*
because what you've pasted here is joined to +www.ino...

So:

-* +www.inovacaotecnologica.com.br/noticias/noticia.php?artigo=010110050706*