Le 18/04/2012 18:23, Zeno Tajoli a écrit : > Do you have experience on the topic ? IIRC, we already made that once (not 60, but 30 iirc), and got no specific problem I don't guarantee though, just trying to remember -- Paul POULAIN http://www.biblibre.com Expert en Logiciels Libres pour l'info-doc Tel : (33) 4 91 81 35 08