Ioannidis, Yannis.,Novikov, Boris.,Rachev, Boris..Advances in databases and information systems : 11th East European conference, ADBIS 2007, Varna, Bulgaria, September 29-October 3, 2007 : proceedings /.Springer,,c2007..
Advances in databases and information systems : 11th East European conference, ADBIS 2007, Varna, Bulgaria, September 29-October 3, 2007 : proceedings /
