Gianpaolo Cugola Pierre-Yves Cunin Samir Dami Jacky Estublier Alfonso Fuggetta François Pacull Michel Riviere Hervé Verjus Support for Software Federations: The PIE Platform. 38-53 2000 conf/ewspt/2000 EWSPT db/conf/ewspt/ewspt2000.html#CugolaCDEFPRV00