Constraint solving for direct manipulation of features. - Daniel Lourenço; Pedro Oliveira 012; Alex Noort; Rafael Bidarra (Artif. Intell. Eng. Des. Anal. Manuf., 2006)

Advanced direct manipulation of feature models. - Rafael Bidarra; Alex Noort; Daniel Lourenço; Pedro Oliveira 012 (GRAPP (GM/R), 2007)