Mamat, A. and Mat Deris, M. (1997) “An Effect of Simplifying Magic Rules For Answering Recursive Queries in Deductive Databases”, Malaysian Journal of Computer Science, 10(1), pp. 47–52. Available at: http://jice.um.edu.my/index.php/MJCS/article/view/3015 (Accessed: 1 July 2024).