Brian Chin, Shane Markstrum, Todd D. Millstein, Jens Palsberg. Inference of User-Defined Type Qualifiers and Qualifier Rules. In Peter Sestoft, editor, Programming Languages and Systems, 15th European Symposium on Programming, ESOP 2006, Held as Part of the Joint European Conferences on Theory and Practice of Software, ETAPS 2006, Vienna, Austria, March 27-28, 2006, Proceedings. Volume 3924 of Lecture Notes in Computer Science, pages 264-278, Springer, 2006. [doi]