@article {2004, title = {Well-posedness for general 2x2 systems of conservation laws}, journal = {Mem. Amer. Math. Soc. 169 (2004), no. 801, x+170 pp.}, number = {SISSA;27/99/M}, year = {2004}, publisher = {SISSA Library}, url = {http://hdl.handle.net/1963/1241}, author = {Fabio Ancona and Andrea Marson} }