KPZ equation: Galilean-invariance violation, consistency, and fluctuation-dissipation issues in real-space discretizationH. S. Wio, J. A. Revelli, R. R. Deza, C. Escudero and M. S. de la LamaEPL, 89 4 (2010) 40008DOI: https://doi.org/10.1209/0295-5075/89/40008