Jacques Philippe Sauvé Filipe Marques Antão Moura Marcus Costa Sampaio João Jornada Eduardo Radziuk SLA Design from a Business Perspective. 72-83 2005 conf/dsom/2005 DSOM http://dx.doi.org/10.1007/11568285_7 db/conf/dsom/dsom2005.html#SauveMMSJR05