Convergence of mass redistribution method for the one-dimensional wave equation with a unilateral constraint at the boundaryFarshid Dabaghi, Adrien Petrov, Jérôme Pousin and Yves RenardESAIM: M2AN, 48 4 (2014) 1147-1169DOI: https://doi.org/10.1051/m2an/2013133