Giáo, Đỗ Đức, Hùng, P. N., & Hùng, Đỗ V. (2012). The structured information composition algorithm for the infinite set of keys of binary search trees in node. Journal of Computer Science and Cybernetics, 18(4), 295–308. https://doi.org/10.15625/1813-9663/18/4/1566