Linda Stern, Lee Naish. Visual representations for recursive algorithms. In Judith L. Gersting, Henry MacKay Walker, Scott Grissom, editors, Proceedings of the 33rd SIGCSE Technical Symposium on Computer Science Education, 2002, Cincinnati, Kentucky, USA, February 27 - March 3, 2002. pages 196-200, ACM, 2002. [doi]
Abstract is missing.