@techreport{AncoMacNaughtonWolf2012, author = {Stephen Anco and Steven A. MacNaughton and Thomas Wolf}, title = {Conservation laws and symmetries of quasilinear radial wave equations in multi-dimensions}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {12-33}, language = {eng}, year = {2012} }