Rebeca P. Díaz Redondo Martín López Nores José J. Pazos Arias Ana Fernández Vilas Jorge García Duque Alberto Gil-Solla Ana Belén Barragáns-Martínez Manuel Ramos Cabrer Supporting Software Variability by Reusing Generic Incomplete Models at the Requirements Specification Stage. 1-10 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3107&spage=1 2004 conf/icsr/2004 ICSR db/conf/icsr/icsr2004.html#RedondoNAVDGBC04