@article{IM2_1989_33_2_a11,
     author = {A. A. Grigor'yan},
     title = {Stochastically complete manifolds and summable harmonic functions},
     journal = {Izvestiya. Mathematics },
     pages = {425--432},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1989_33_2_a11/}
}