%0 Conference Proceedings %F Pinchinat2010a %A Bozzelli, Laura %A Pinchinat, Sophie %A Legay, Axel %T Hardness of preorder checking for basic formalisms %B Proceedings of the 16th International Conference on Logic for Programming, Artificial Intelligence, and Reasoning, LPAR-16 %V 6355 %S Lecture Notes in Articifial Intellingence %I Springer %C Dakar, Senegal %D 2010