- René Soenen, Gustav J. Olling, editors, Feature Based Product Life-Cycle Modelling, IFIP TC5/WG5.2 & WG5.3 Conference on Feature Modelling and Advanced Design-for-the-Life-Cycle Systems (FEATS 2001), June 12-14, 2001, Valenciennes, Frances. Volume 237 of IFIP Conference Proceedings, Kluwer, 2003.