BOURICHI, Salah; ESSOUFI, El. PENALTY METHOD FOR UNILATERAL CONTACT PROBLEM WITH COULOMB’S FRICTION FOR LOCKING MATERIAL. International Journal of Mathematical Modelling & Computations, [S. l.], v. 6, n. 1, p. 61–81, 2016. Disponível em: https://oiccpress.com/ijm2c/article/view/11270. Acesso em: 25 aug. 2026.