Vander Alves Daniel Schneider Martin Becker Nelly Bencomo Paul Grace Comparitive Study of Variability Management in Software Product Lines and Runtime Adaptable Systems. 9-17 2009 VaMoS http://www.vamos-workshop.net/proceedings/VaMoS_2009_Proceedings.pdf conf/vamos/2009 db/conf/vamos/vamos2009.html#AlvesSBBG09