@article{IM2_1985_24_1_a2,
     author = {A. N. Kochubei},
     title = {Singular parabolic equations and {Markov} processes},
     journal = {Izvestiya. Mathematics },
     pages = {73--97},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1985_24_1_a2/}
}