@article{COCV_2014__20_1_116_0,
     author = {Bugariu, Ioan Florin and Micu, Sorin},
     title = {A singular controllability problem with vanishing viscosity},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {116--140},
     publisher = {EDP-Sciences},
     volume = {20},
     number = {1},
     year = {2014},
     doi = {10.1051/cocv/2013057},
     mrnumber = {3182693},
     zbl = {1282.93047},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2013057/}
}