@inproceedings{inproceedings5fad2b94,
title   = {Horn belief change: a contraction core},
author = {Booth, Richard and Meyer, Thomas and Varzinczak, Ivan and Wassermann, Renata},
year = {2010},
doi = {10.3233/978-1-60750-606-5-1065},
publisher = {IOS Press},
booktitle   = {European Conference on Artificial Intelligence - ECAI}
}