@article{JEMS_2013_15_5_a6,
     author = {Michael Struwe},
     title = {The critical nonlinear wave equation in two space dimensions},
     journal = {Journal of the European Mathematical Society},
     pages = {1805--1823},
     publisher = {mathdoc},
     volume = {15},
     number = {5},
     year = {2013},
     doi = {10.4171/jems/404},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/404/}
}