M. C Cooper, S. de Givry, M. Sanchez, T. Schiex, M. Zytnicki, and T. Werner (2010)
Soft arc consistency revisited
Artificial Intelligence, 174(7-8):449–478.
Valued constraint satisfaction problem, Weighted constraint satisfaction problem, Soft constraints, Constraint optimization, Local consistency, Soft arc consistency, Graphical model, Submodularity

