Integral porosity shallow water model at district scale - Case study in Nice Finn Amann, Ilhan Özgen, Morgan Abily, Jiaheng Zhao, Dongfang Liang, Kenichiro Kobayashi, Satoru Oishi, Philippe Gourbesville and Reinhard Hinkelmann E3S Web Conf., 40 (2018) 06018 Published online: 05 September 2018 DOI: 10.1051/e3sconf/20184006018