Martin Atzmüller, Frank Puppe. Causal Subgroup Analysis for Detecting Confounding. In Dietmar Seipel, Michael Hanus, Armin Wolf, editors, Applications of Declarative Programming and Knowledge Management, 17th International Conference, INAP 2007, and 21st Workshop on Logic Programming, WLP 2007, Würzburg, Germany, October 4-6, 2007, Revised Selected Papers. Volume 5437 of Lecture Notes in Computer Science, pages 136-148, Springer, 2007. [doi]