Scaling and universality in the kinetic smoothening of interfaces: Application to the analysis of the relaxation of rough vicinal steps of an oxide surfaceT. T. T. Nguyen, D. Bonamy, L. Phan Van, J. Cousty and L. BarbierEPL, 89 6 (2010) 60005DOI: https://doi.org/10.1209/0295-5075/89/60005