KOTOWSKI, S. Control of the mechanical systems by means of sliding modes and the solution to the problem of constraint reactions. Archives of Mechanics, Warsaw, Poland, v. 50, n. 1, p. 83–89, 1998. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v50p83. Acesso em: 6 jan. 2026.