CHÂU, Trương Ngọc; BAN, Đoàn Văn. Optimization technique for finding conditional expression using nested indexes. Journal of Computer Science and Cybernetics, [S. l.], v. 27, n. 1, p. 9–22, 2012. DOI: 10.15625/1813-9663/27/1/617. Disponível em: https://jcc.vast.vn/jcc/article/view/617. Acesso em: 4 nov. 2025.