@article{DAN_1973_212_1_a1,
     author = {B. S. Elepov and G. A. Mikhailov},
     title = {A ``walk on spheres'' algorithm for the equation $\Delta u-cu=-g$},
     journal = {Doklady Akademii Nauk},
     pages = {15--18},
     publisher = {mathdoc},
     volume = {212},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_1_a1/}
}