Bogdan D. Czejdo, Marek Rusinkiewioz. Query transformation in an instructional database management system. In Richard H. Austing, Lillian N. Cassel, Joyce Currie Little, editors, Proceedings of the 15th SIGCSE Technical Symposium on Computer Science Education, SIGCSE 1984, Philadelphia, PA, USA, February 16-17, 1984. pages 217-223, ACM, 1984. [doi]
Abstract is missing.