Uta Ziegler. Extending an iterator model for binary trees to backtracking problems. In John Lewis, Jane Prey, Daniel Joyce, John Impagliazzo, editors, Proceedings of the 29th SIGCSE Technical Symposium on Computer Science Education, 1998, Atlanta, Georgia, USA, February 26 - March 1, 1998. pages 185-189, ACM, 1998. [doi]
Abstract is missing.