THẬP, Lê Huy. Solution of the problems on the pipelined operator tree using characteristical matix. <b>Journal of Computer Science and Cybernetics</b>, <i>[S. l.]</i>, v. 27, n. 2, p. 107–118, 2012. DOI: 10.15625/1813-9663/27/2/495. Disponível em: https://jcc.vast.vn/jcc/article/view/495. Acesso em: 5 nov. 2025.