Thanks all you, I actually tried \usepackage{cite} in latex preamble but that allone did no chanche. I now wrote \cite{xx99,yy89,cs55,ff33} in 'ugly' red. That works. I don't know if I need the \usepackage{cite} for that. By Wolfgang _______________________________________________________________________________ Alles unter einem Dach: Informationen, Fun, E-Mails. Bei WEB.DE: http://web.de Die große Welt der Kommunikation: E-Mail, Fax, SMS, WAP: http://freemail.web.de