@article{EP_1998_4_a3,
     author = {P. Albano and P. Cannarsa},
     title = {Singularities of the minimum time function for semilinear parabolic systems},
     journal = {ESAIM. Proceedings},
     pages = {59--72},
     publisher = {mathdoc},
     volume = {4},
     year = {1998},
     doi = {10.1051/proc:1998020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/proc:1998020/}
}