@article{PS_2003__7__89_0,
     author = {Chaleyat-Maurel, Mireille and Sanz-Sol\'e, Marta},
     title = {Positivity of the density for the stochastic wave equation in two spatial dimensions},
     journal = {ESAIM: Probability and Statistics},
     pages = {89--114},
     publisher = {EDP-Sciences},
     volume = {7},
     year = {2003},
     doi = {10.1051/ps:2003002},
     zbl = {1021.60049},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ps:2003002/}
}