@article{IM2_2015_79_1_a4,
     author = {L. A. Kovaleva and A. P. Soldatov},
     title = {The {Dirichlet} problem on two-dimensional stratified sets},
     journal = {Izvestiya. Mathematics},
     pages = {74--108},
     year = {2015},
     volume = {79},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2015_79_1_a4/}
}