@article{DBLP:journals/tocl/DelgrandeSTW13, title = {A Model-Theoretic Approach to Belief Change in Answer Set Programming}, author = {Delgrande, James P. and Schaub, Torsten and Tompits, Hans and Woltran, Stefan}, journal = {{ACM} Trans. Comput. Log.}, number = {2}, pages = {14:1--14:46}, volume = {14}, year = {2013} }