@article{JEMS_2009_11_1_a4,
     author = {Jiayu Li and Meng Wang},
     title = {Liouville theorems for self-similar solutions of heat flows},
     journal = {Journal of the European Mathematical Society},
     pages = {207--221},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {2009},
     doi = {10.4171/jems/147},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/147/}
}