Clifford Bergman, Giora Slutzki. Complexity of Some Problems in Universal Algebra. In Christoph Meinel, Sophie Tison, editors, STACS 99, 16th Annual Symposium on Theoretical Aspects of Computer Science, Trier, Germany, March 4-6, 1999, Proceedings. Volume 1563 of Lecture Notes in Computer Science, pages 163-172, Springer, 1999. [doi]
Abstract is missing.