>>O GOD! I started talking to myself :-)
>>I just want to edit my post :-)
>
>I know i can only SUM for c_cod_art, but i need to display the other fields that are in query, so i think no way to do that in only one row....

For which record do you want the other fields? You may put the other fields into MIN (or MAX funciton) if you don't care.