Giáo, Đỗ Đức, Đặng Thị Nga, and Vũ Lê Tú. 2013. “Optimization for One Dimensional Binary Search Tree in the Finite Set of Keys”. Journal of Computer Science and Cybernetics 16 (3):47-55. https://doi.org/10.15625/1813-9663/16/3/2907.